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<div id="article-heading_1-0" class="comp article-heading mntl-article-header"> <h1 class="article-heading type--lion">Radioactivity Science Quiz</h1> <p class="article-subheading type--dog">See How Much You Know About Radioactivity</p> </div> </header><div class="loc post-header"><div id="social-share-block_1-0" class="comp social-share-block mntl-block"><ul id="social-share_1-0" class="comp social-share mntl-social-share share" data-title="Radioactivity Science Quiz" document="BaseDocumentEx{templateType=QUIZ, documentId=4071876, bestTitle='Radioactivity Science Quiz'}" data-description="Take this quiz to see how much you know about the basic principles of radioactivity and alpha, beta, and gamma decay." data-tracking-container="true"> <li class="share-item share-item-facebook"> <span 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She has taught science courses at the high school, college, and graduate levels. </div> </div> <div class="mntl-author-tooltip__bottom"> <span class="mntl-author-tooltip__learn-more-text">Learn about our</span> <a href="/about-us-4779650#toc-editorial-guidelines" rel="nocaes" class="mntl-author-tooltip__learn-more-link" >Editorial Process</a> </div> </div></div> </div> <div class="mntl-attribution__item-date">Updated on March 08, 2017</div></div> </div></div> <div id="quiz_1-0" class="comp quiz mntl-sc-page mntl-block " data-sc-sticky-offset="85" data-sc-ad-label-height="24" data-sc-ad-track-spacing="100" data-sc-min-track-height="250" data-sc-max-track-height="600" data-sc-breakpoint="50em" data-sc-load-immediate="3" data-sc-content-positions="[300,600,900,1200,1500,1800,2100]" data-bind-scroll-on-start="true"><div id="mntl-quiz_1-0" class="comp mntl-quiz article-content" data-results-calc="PERCENT_CORRECT"><section id="mntl-quiz-questions_1-0" class="comp mntl-quiz-questions"> <div class="questions-block"> <div class="question" data-index="1"> <div class="question-text"><span>1.</span> When unstable nuclei undergo radioactive decay, they emit three types of radioactivity. Which is not one of them?</div> <ul class="answers"> <li class="answer answer-2 has-hover" data-answer-value="Percent Correct:0" data-index="1"> <a> <div class="answer-text"> <div class="checkbox"> <svg class="icon quiz-check quizicon quizicon-check" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-check" href="#quiz-check"></use> </svg> <svg class="icon quiz-x quizicon quizicon-x" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-x" href="#quiz-x"></use> </svg> </div> alpha </div> </a> </li> <li class="answer answer-2 has-hover" data-answer-value="Percent Correct:0" data-index="2"> <a> <div class="answer-text"> <div class="checkbox"> <svg class="icon quiz-check quizicon quizicon-check" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-check" href="#quiz-check"></use> </svg> <svg class="icon quiz-x quizicon quizicon-x" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-x" href="#quiz-x"></use> </svg> </div> beta </div> </a> </li> <li class="answer answer-2 has-hover" data-answer-value="Percent Correct:0" data-index="3"> <a> <div class="answer-text"> <div class="checkbox"> <svg class="icon quiz-check quizicon quizicon-check" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-check" href="#quiz-check"></use> </svg> <svg class="icon quiz-x quizicon quizicon-x" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-x" href="#quiz-x"></use> </svg> </div> gamma </div> </a> </li> <li class="answer answer-2 has-hover" data-answer-value="Percent Correct:1" data-index="4"> <a> <div class="answer-text"> <div class="checkbox"> <svg class="icon quiz-check quizicon quizicon-check" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-check" href="#quiz-check"></use> </svg> <svg class="icon quiz-x quizicon quizicon-x" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-x" href="#quiz-x"></use> </svg> </div> delta </div> </a> </li> </ul> <div class="reveal collapsed"> <div class="reveal-text"> <img src="https://www.thoughtco.com/thmb/qAbuXHkTpLc7uuHQhK4tG_wO-dk=/200x200/filters:no_upscale():max_bytes(150000):strip_icc()/15th-annual-official-star-trek-convention-587127884-57aa71f13df78cf459d97093.jpg" class="reveal-image"/> <div class="reveal-title"> <span class="correct inactive">Correct</span> <span class="wrong inactive">Wrong</span> </div> <p>Alpha, beta, and gamma radiation are real. Delta radiation is only real if you believe Star Trek is fact rather than fiction. </p> </div> </div> </div> <div id="adslot_1-0" class="comp adslot mntl-block mntl-sc-block-adslot"></div> <div class="question" data-index="2"> <div class="question-text"><span>2.</span> Radioactivity is spontaneous and random.</div> <ul class="answers"> <li class="answer answer-2 has-hover" data-answer-value="Percent Correct:1" data-index="1"> <a> <div class="answer-text"> <div class="checkbox"> <svg class="icon quiz-check quizicon quizicon-check" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-check" href="#quiz-check"></use> </svg> <svg class="icon quiz-x quizicon quizicon-x" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-x" href="#quiz-x"></use> </svg> </div> true </div> </a> </li> <li class="answer answer-2 has-hover" data-answer-value="Percent Correct:0" data-index="2"> <a> <div class="answer-text"> <div class="checkbox"> <svg class="icon quiz-check quizicon quizicon-check" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-check" href="#quiz-check"></use> </svg> <svg class="icon quiz-x quizicon quizicon-x" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-x" href="#quiz-x"></use> </svg> </div> false </div> </a> </li> </ul> <div class="reveal collapsed"> <div class="reveal-text"> <img src="https://www.thoughtco.com/thmb/OF39_stl6FTfk_yT5v333GfJ1N4=/200x200/filters:no_upscale():max_bytes(150000):strip_icc()/hand-and-radiation-symbol-559008481-57aa72de5f9b58974a27ac69.jpg" class="reveal-image"/> <div class="reveal-title"> <span class="correct inactive">Correct</span> <span class="wrong inactive">Wrong</span> </div> <div> <p>Radioactivity just happens. The reason any prediction about <a href="https://www.thoughtco.com/what-is-half-life-1224493">half-life</a> and radiation dose can be made is because the sample size is sufficiently large.</p> </div> </div> </div> </div> <div id="adslot_2-0" class="comp adslot mntl-block mntl-sc-block-adslot"></div> <div class="question" data-index="3"> <div class="question-text"><span>3.</span> Which type of radioactive decay doesn't change the atomic number?</div> <ul class="answers"> <li class="answer answer-1 has-hover" data-answer-value="Percent Correct:0" data-index="1"> <a> <div class="answer-text"> <div class="checkbox"> <svg class="icon quiz-check quizicon quizicon-check" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-check" href="#quiz-check"></use> </svg> <svg class="icon quiz-x quizicon quizicon-x" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-x" href="#quiz-x"></use> </svg> </div> alpha </div> </a> </li> <li class="answer answer-1 has-hover" data-answer-value="Percent Correct:0" data-index="2"> <a> <div class="answer-text"> <div class="checkbox"> <svg class="icon quiz-check quizicon quizicon-check" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-check" href="#quiz-check"></use> </svg> <svg class="icon quiz-x quizicon quizicon-x" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-x" href="#quiz-x"></use> </svg> </div> beta </div> </a> </li> <li class="answer answer-1 has-hover" data-answer-value="Percent Correct:1" data-index="3"> <a> <div class="answer-text"> <div class="checkbox"> <svg class="icon quiz-check quizicon quizicon-check" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-check" href="#quiz-check"></use> </svg> <svg class="icon quiz-x quizicon quizicon-x" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-x" href="#quiz-x"></use> </svg> </div> gamma </div> </a> </li> <li class="answer answer-1 has-hover" data-answer-value="Percent Correct:0" data-index="4"> <a> <div class="answer-text"> <div class="checkbox"> <svg class="icon quiz-check quizicon quizicon-check" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-check" href="#quiz-check"></use> </svg> <svg class="icon quiz-x quizicon quizicon-x" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-x" href="#quiz-x"></use> </svg> </div> All forms of radioactive decay affect the atomic number. </div> </a> </li> </ul> <div class="reveal collapsed"> <div class="reveal-text"> <img src="https://www.thoughtco.com/thmb/OxSHUCsvpqqwe1t4-4xLaF-e6YE=/200x200/filters:no_upscale():max_bytes(150000):strip_icc()/abstract-644468473-57aa73835f9b58974a27ffd1.jpg" class="reveal-image"/> <div class="reveal-title"> <span class="correct inactive">Correct</span> <span class="wrong inactive">Wrong</span> </div> <html><body><div><p><a href="https://www.thoughtco.com/definition-of-gamma-radiation-604476">Gamma radiation</a> consists of high energy photons. The loss or gain of neutrons or protons isn't a factor. You need to change the number of protons to change an atom's atomic number. Changing either the number of protons or neutrons affects the atomic mass.</p></div></body></html> </div> </div> </div> <div id="adslot_3-0" class="comp adslot mntl-block mntl-sc-block-adslot"></div> <div class="question" data-index="4"> <div class="question-text"><span>4.</span> Whether or not a nuclear fission reaction becomes self-sustaining depends on the release of:</div> <ul class="answers"> <li class="answer answer-2 has-hover" data-answer-value="Percent Correct:0" data-index="1"> <a> <div class="answer-text"> <div class="checkbox"> <svg class="icon quiz-check quizicon quizicon-check" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-check" href="#quiz-check"></use> </svg> <svg class="icon quiz-x quizicon quizicon-x" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-x" href="#quiz-x"></use> </svg> </div> energy </div> </a> </li> <li class="answer answer-2 has-hover" data-answer-value="Percent Correct:0" data-index="2"> <a> <div class="answer-text"> <div class="checkbox"> <svg class="icon quiz-check quizicon quizicon-check" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-check" href="#quiz-check"></use> </svg> <svg class="icon quiz-x quizicon quizicon-x" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-x" href="#quiz-x"></use> </svg> </div> protons </div> </a> </li> <li class="answer answer-2 has-hover" data-answer-value="Percent Correct:1" data-index="3"> <a> <div class="answer-text"> <div class="checkbox"> <svg class="icon quiz-check quizicon quizicon-check" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-check" href="#quiz-check"></use> </svg> <svg class="icon quiz-x quizicon quizicon-x" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-x" href="#quiz-x"></use> </svg> </div> neutrons </div> </a> </li> <li class="answer answer-2 has-hover" data-answer-value="Percent Correct:0" data-index="4"> <a> <div class="answer-text"> <div class="checkbox"> <svg class="icon quiz-check quizicon quizicon-check" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-check" href="#quiz-check"></use> </svg> <svg class="icon quiz-x quizicon quizicon-x" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-x" href="#quiz-x"></use> </svg> </div> electrons </div> </a> </li> </ul> <div class="reveal collapsed"> <div class="reveal-text"> <img src="https://www.thoughtco.com/thmb/KZvu8znUNNMEuGSh48Wq8WV0xx4=/200x200/filters:no_upscale():max_bytes(150000):strip_icc()/atoms-165043125-57aa73883df78cf459d97421.jpg" class="reveal-image"/> <div class="reveal-title"> <span class="correct inactive">Correct</span> <span class="wrong inactive">Wrong</span> </div> <p>Actually, a nuclear chain reaction depends not only on the number of neutrons emitted from a source, but also on how tightly packed the material is. </p> </div> </div> </div> <div class="question" data-index="5"> <div class="question-text"><span>5.</span> Particles that are helium nuclei are called:</div> <ul class="answers"> <li class="answer answer-1 has-hover" data-answer-value="Percent Correct:1" data-index="1"> <a> <div class="answer-text"> <div class="checkbox"> <svg class="icon quiz-check quizicon quizicon-check" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-check" href="#quiz-check"></use> </svg> <svg class="icon quiz-x quizicon quizicon-x" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-x" href="#quiz-x"></use> </svg> </div> alpha particles </div> </a> </li> <li class="answer answer-1 has-hover" data-answer-value="Percent Correct:0" data-index="2"> <a> <div class="answer-text"> <div class="checkbox"> <svg class="icon quiz-check quizicon quizicon-check" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-check" href="#quiz-check"></use> </svg> <svg class="icon quiz-x quizicon quizicon-x" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-x" href="#quiz-x"></use> </svg> </div> beta particles </div> </a> </li> <li class="answer answer-1 has-hover" data-answer-value="Percent Correct:0" data-index="3"> <a> <div class="answer-text"> <div class="checkbox"> <svg class="icon quiz-check quizicon quizicon-check" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-check" href="#quiz-check"></use> </svg> <svg class="icon quiz-x quizicon quizicon-x" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-x" href="#quiz-x"></use> </svg> </div> gamma particles </div> </a> </li> <li class="answer answer-1 has-hover" data-answer-value="Percent Correct:0" data-index="4"> <a> <div class="answer-text"> <div class="checkbox"> <svg class="icon quiz-check quizicon quizicon-check" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-check" href="#quiz-check"></use> </svg> <svg class="icon quiz-x quizicon quizicon-x" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-x" href="#quiz-x"></use> </svg> </div> There are no particles that are helium nuclei. </div> </a> </li> </ul> <div class="reveal collapsed"> <div class="reveal-text"> <img src="https://www.thoughtco.com/thmb/021wBMHV-RY6Ab4gOlVi8n4HQzk=/200x200/filters:no_upscale():max_bytes(150000):strip_icc()/helium-chemical-element-186450990-579fadf23df78c3276bace84.jpg" class="reveal-image"/> <div class="reveal-title"> <span class="correct inactive">Correct</span> <span class="wrong inactive">Wrong</span> </div> <html><body><div><p>An alpha particle is a helium nucleus, which is the He<sup>2+</sup> ion. Because alpha particles are relatively large and also ionized, they don't tend to travel very far before becoming neutralized or stopped. Usually, all you need is a sheet of paper or intact skin for protection.</p></div></body></html> </div> </div> </div> <div class="question" data-index="6"> <div class="question-text"><span>6.</span> What is it called when two atomic nuclei are combined?</div> <ul class="answers"> <li class="answer answer-2 has-hover" data-answer-value="Percent Correct:0" data-index="1"> <a> <div class="answer-text"> <div class="checkbox"> <svg class="icon quiz-check quizicon quizicon-check" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-check" href="#quiz-check"></use> </svg> <svg class="icon quiz-x quizicon quizicon-x" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-x" href="#quiz-x"></use> </svg> </div> nuclear fission </div> </a> </li> <li class="answer answer-2 has-hover" data-answer-value="Percent Correct:1" data-index="2"> <a> <div class="answer-text"> <div class="checkbox"> <svg class="icon quiz-check quizicon quizicon-check" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-check" href="#quiz-check"></use> </svg> <svg class="icon quiz-x quizicon quizicon-x" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-x" href="#quiz-x"></use> </svg> </div> nuclear fusion </div> </a> </li> <li class="answer answer-2 has-hover" data-answer-value="Percent Correct:0" data-index="3"> <a> <div class="answer-text"> <div class="checkbox"> <svg class="icon quiz-check quizicon quizicon-check" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-check" href="#quiz-check"></use> </svg> <svg class="icon quiz-x quizicon quizicon-x" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-x" href="#quiz-x"></use> </svg> </div> nuclear decay </div> </a> </li> <li class="answer answer-2 has-hover" data-answer-value="Percent Correct:0" data-index="4"> <a> <div class="answer-text"> <div class="checkbox"> <svg class="icon quiz-check quizicon quizicon-check" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-check" href="#quiz-check"></use> </svg> <svg class="icon quiz-x quizicon quizicon-x" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-x" href="#quiz-x"></use> </svg> </div> chain reaction </div> </a> </li> </ul> <div class="reveal collapsed"> <div class="reveal-text"> <img src="https://www.thoughtco.com/thmb/8yluwzZPWI2T8NMXbv0o8j8QehY=/200x200/filters:no_upscale():max_bytes(150000):strip_icc()/nuclear-fusion-artwork-548000473-57aa76613df78cf459d97a75.jpg" class="reveal-image"/> <div class="reveal-title"> <span class="correct inactive">Correct</span> <span class="wrong inactive">Wrong</span> </div> <html><body><div><p>Combining atomic nuclei to make a larger atom <a href="https://www.thoughtco.com/nuclear-fission-versus-nuclear-fusion-608645">is called fusion</a>. Splitting an atom is called fission.</p></div></body></html> </div> </div> </div> <div class="question" data-index="7"> <div class="question-text"><span>7.</span> Quick electron emissions are called:</div> <ul class="answers"> <li class="answer answer-2 has-hover" data-answer-value="Percent Correct:0" data-index="1"> <a> <div class="answer-text"> <div class="checkbox"> <svg class="icon quiz-check quizicon quizicon-check" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-check" href="#quiz-check"></use> </svg> <svg class="icon quiz-x quizicon quizicon-x" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-x" href="#quiz-x"></use> </svg> </div> alpha decay </div> </a> </li> <li class="answer answer-2 has-hover" data-answer-value="Percent Correct:1" data-index="2"> <a> <div class="answer-text"> <div class="checkbox"> <svg class="icon quiz-check quizicon quizicon-check" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-check" href="#quiz-check"></use> </svg> <svg class="icon quiz-x quizicon quizicon-x" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-x" href="#quiz-x"></use> </svg> </div> beta decay </div> </a> </li> <li class="answer answer-2 has-hover" data-answer-value="Percent Correct:0" data-index="3"> <a> <div class="answer-text"> <div class="checkbox"> <svg class="icon quiz-check quizicon quizicon-check" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-check" href="#quiz-check"></use> </svg> <svg class="icon quiz-x quizicon quizicon-x" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-x" href="#quiz-x"></use> </svg> </div> gamma decay </div> </a> </li> <li class="answer answer-2 has-hover" data-answer-value="Percent Correct:0" data-index="4"> <a> <div class="answer-text"> <div class="checkbox"> <svg class="icon quiz-check quizicon quizicon-check" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-check" href="#quiz-check"></use> </svg> <svg class="icon quiz-x quizicon quizicon-x" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-x" href="#quiz-x"></use> </svg> </div> radioactive half-life </div> </a> </li> </ul> <div class="reveal collapsed"> <div class="reveal-text"> <img src="https://www.thoughtco.com/thmb/BOYvSfC5GNYDbZcJjBVZcUn7EVY=/200x200/filters:no_upscale():max_bytes(150000):strip_icc()/close-up-of-tesla-coil-with-electric-pulses-654681451-57aa76353df78cf459d97a51.jpg" class="reveal-image"/> <div class="reveal-title"> <span class="correct inactive">Correct</span> <span class="wrong inactive">Wrong</span> </div> <html><body><div><p>Radioactive decay that emits energetic electrons is <a href="https://www.thoughtco.com/beta-decay-definition-608733">called beta decay</a>. Beta decay comes in two varieties.  <span style="line-height:1.4">β- decay involves normal, negatively-charged electrons , while β+ decay involves positively-charged electrons or positrons. The energetic electrons or positrons are called beta particles in this context.</span></p></div></body></html> </div> </div> </div> <div class="question" data-index="8"> <div class="question-text"><span>8.</span> Radioactivity that takes the form of high energy electromagnetic waves would be:</div> <ul class="answers"> <li class="answer answer-2 has-hover" data-answer-value="Percent Correct:0" data-index="1"> <a> <div class="answer-text"> <div class="checkbox"> <svg class="icon quiz-check quizicon quizicon-check" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-check" href="#quiz-check"></use> </svg> <svg class="icon quiz-x quizicon quizicon-x" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-x" href="#quiz-x"></use> </svg> </div> alpha </div> </a> </li> <li class="answer answer-2 has-hover" data-answer-value="Percent Correct:0" data-index="2"> <a> <div class="answer-text"> <div class="checkbox"> <svg class="icon quiz-check quizicon quizicon-check" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-check" href="#quiz-check"></use> </svg> <svg class="icon quiz-x quizicon quizicon-x" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-x" href="#quiz-x"></use> </svg> </div> beta </div> </a> </li> <li class="answer answer-2 has-hover" data-answer-value="Percent Correct:1" data-index="3"> <a> <div class="answer-text"> <div class="checkbox"> <svg class="icon quiz-check quizicon quizicon-check" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-check" href="#quiz-check"></use> </svg> <svg class="icon quiz-x quizicon quizicon-x" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-x" href="#quiz-x"></use> </svg> </div> gamma </div> </a> </li> <li class="answer answer-2 has-hover" data-answer-value="Percent Correct:0" data-index="4"> <a> <div class="answer-text"> <div class="checkbox"> <svg class="icon quiz-check quizicon quizicon-check" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-check" href="#quiz-check"></use> </svg> <svg class="icon quiz-x quizicon quizicon-x" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-x" href="#quiz-x"></use> </svg> </div> zeta </div> </a> </li> </ul> <div class="reveal collapsed"> <div class="reveal-text"> <img src="https://www.thoughtco.com/thmb/Ewv1V8G06WTH2584imwwSC0ZVYw=/200x200/filters:no_upscale():max_bytes(150000):strip_icc()/nuclear-power-157192339-57aa77f83df78cf459d97e13.jpg" class="reveal-image"/> <div class="reveal-title"> <span class="correct inactive">Correct</span> <span class="wrong inactive">Wrong</span> </div> <p>"High energy electromagnetic waves" means light or photons. This is a hallmark of gamma radiation.</p> </div> </div> </div> <div class="question" data-index="9"> <div class="question-text"><span>9.</span> Isotopes of an element have different numbers of:</div> <ul class="answers"> <li class="answer answer-2 has-hover" data-answer-value="Percent Correct:0" data-index="1"> <a> <div class="answer-text"> <div class="checkbox"> <svg class="icon quiz-check quizicon quizicon-check" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-check" href="#quiz-check"></use> </svg> <svg class="icon quiz-x quizicon quizicon-x" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-x" href="#quiz-x"></use> </svg> </div> protons </div> </a> </li> <li class="answer answer-2 has-hover" data-answer-value="Percent Correct:1" data-index="2"> <a> <div class="answer-text"> <div class="checkbox"> <svg class="icon quiz-check quizicon quizicon-check" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-check" href="#quiz-check"></use> </svg> <svg class="icon quiz-x quizicon quizicon-x" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-x" href="#quiz-x"></use> </svg> </div> neutrons </div> </a> </li> <li class="answer answer-2 has-hover" data-answer-value="Percent Correct:0" data-index="3"> <a> <div class="answer-text"> <div class="checkbox"> <svg class="icon quiz-check quizicon quizicon-check" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-check" href="#quiz-check"></use> </svg> <svg class="icon quiz-x quizicon quizicon-x" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-x" href="#quiz-x"></use> </svg> </div> electrons </div> </a> </li> </ul> <div class="reveal collapsed"> <div class="reveal-text"> <img src="https://www.thoughtco.com/thmb/-JKP-ID-GpFCZznDqFPG5PHPpuM=/200x200/filters:no_upscale():max_bytes(150000):strip_icc()/cobalt-60-radioactive-isotope-521881528-57aa77975f9b58974a2a1724.jpg" class="reveal-image"/> <div class="reveal-title"> <span class="correct inactive">Correct</span> <span class="wrong inactive">Wrong</span> </div> <html><body><div><p><a href="https://www.thoughtco.com/definition-of-isotopes-and-examples-604541">Isotopes of an element</a> contain different numbers of neutrons from each other, but the same number of protons.</p></div></body></html> </div> </div> </div> <div class="question" data-index="10"> <div class="question-text"><span>10.</span> What form of radioactive decay reduces the atomic number or number of protons by 2?</div> <ul class="answers"> <li class="answer answer-2 has-hover" data-answer-value="Percent Correct:1" data-index="1"> <a> <div class="answer-text"> <div class="checkbox"> <svg class="icon quiz-check quizicon quizicon-check" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-check" href="#quiz-check"></use> </svg> <svg class="icon quiz-x quizicon quizicon-x" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-x" href="#quiz-x"></use> </svg> </div> alpha decay </div> </a> </li> <li class="answer answer-2 has-hover" data-answer-value="Percent Correct:0" data-index="2"> <a> <div class="answer-text"> <div class="checkbox"> <svg class="icon quiz-check quizicon quizicon-check" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-check" href="#quiz-check"></use> </svg> <svg class="icon quiz-x quizicon quizicon-x" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-x" href="#quiz-x"></use> </svg> </div> beta decay </div> </a> </li> <li class="answer answer-2 has-hover" data-answer-value="Percent Correct:0" data-index="3"> <a> <div class="answer-text"> <div class="checkbox"> <svg class="icon quiz-check quizicon quizicon-check" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-check" href="#quiz-check"></use> </svg> <svg class="icon quiz-x quizicon quizicon-x" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-x" href="#quiz-x"></use> </svg> </div> gamma decay </div> </a> </li> <li class="answer answer-2 has-hover" data-answer-value="Percent Correct:0" data-index="4"> <a> <div class="answer-text"> <div class="checkbox"> <svg class="icon quiz-check quizicon quizicon-check" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-check" href="#quiz-check"></use> </svg> <svg class="icon quiz-x quizicon quizicon-x" > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#quiz-x" href="#quiz-x"></use> </svg> </div> None of the above. </div> </a> </li> </ul> <div class="reveal collapsed"> <div class="reveal-text"> <img src="https://www.thoughtco.com/thmb/3tsQzf8UY8itN9Fp4B8CeSir8Tc=/200x200/filters:no_upscale():max_bytes(150000):strip_icc()/nuclear-warning-symbol-153342476-57aa78723df78cf459d97e2f.jpg" class="reveal-image"/> <div class="reveal-title"> <span class="correct inactive">Correct</span> <span class="wrong inactive">Wrong</span> </div> <p>The proton number is reduced by 2 in alpha decay because a helium nucleus is ejected. The atomic number (number of protons) of helium is 2.</p> </div> </div> </div> <div id="adslot_4-0" class="comp adslot mntl-block mntl-sc-block-adslot"></div> <div id="adslot_5-0" class="comp adslot mntl-block mntl-sc-block-adslot"></div> <div id="adslot_6-0" class="comp adslot mntl-block mntl-sc-block-adslot"></div> <div id="adslot_7-0" class="comp adslot mntl-block mntl-sc-block-adslot"></div> </div> </section> <section data-value="fc69737e-361e-4b6c-8d77-e76b8020471f" data-dimensions="Percent Correct,0,5." class="result" id="result-0"> <div class="result__heading--document"><span class="p-col">Radioactivity Science Quiz</span></div> <div class="result__heading">You got: <span class="percent-display">%</span> Correct. Nuclear Bombed the Radioactivity Quiz</div> <figure class="result-image"> <img src="https://www.thoughtco.com/thmb/_PRTsAqT4TkDaWNNANxRvDCipQs=/768x0/filters:no_upscale():max_bytes(150000):strip_icc()/fuel-gauge-with-radioactivity-symbol-520102582-57a9ffae5f9b58974a786ee3.jpg" alt="I got Nuclear Bombed the Radioactivity Quiz. Radioactivity Science Quiz" data_description="I got PERCENTAGE correct. Nuclear Bombed the Radioactivity Quiz Radioactivity Science Quiz" /> <figcaption> Markus von Luecken / Getty Images </figcaption> </figure> <p><p>Nice try! You missed a lot of questions, but you completed the quiz, so you should understand more about the basics of what radioactivity is and how the different types of radioactive decay work. If you're uncertain about any particular aspects, now would be a good time to <a href="https://www.thoughtco.com/what-is-radioactivity-604312" zT="-o1/XJ" target="_blank">review the general concepts</a>. From here, you can learn about <a href="https://www.thoughtco.com/common-naturally-radioactive-foods-607456" zT="-o1/XJ" target="_blank">foods that are naturally radioactive</a>.</p> <p>Ready to take another quiz? See if you can <a href="https://www.thoughtco.com/science-fact-or-fiction-quiz-4067067" zT="-o1/XJ" target="_blank">separate science facts from science fiction</a>.</p></p> <div class="share-text">Share Your Results</div> <ul id="social-share_2-0" class="comp social-share mntl-social-share share" data-title="Radioactivity Science Quiz" document="BaseDocumentEx{templateType=QUIZ, documentId=4071876, bestTitle='Radioactivity Science Quiz'}" data-description="Take this quiz to see how much you know about the basic principles of radioactivity and alpha, beta, and gamma decay." data-tracking-container="true"> <li class="share-item share-item-facebook"> <span data-href="https://www.facebook.com/sharer/sharer.php?u=https%3A%2F%2Fwww.thoughtco.com%2Fradioactivity-science-quiz-4071876%3Futm_source%3Dfacebook.com%26utm_medium%3Dsocial%26utm_campaign%3Dsocial-share-article" data-network="facebook" data-click-tracked="true" class="share-link share-link-facebook" tabindex="0" title="Share on Facebook" aria-label="Share on Facebook" role="link"> <svg class="icon icon-facebook " > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#icon-facebook" href="#icon-facebook"></use> </svg> </span> </li> <li class="share-item share-item-flipboard"> <span data-href="https://share.flipboard.com/bookmarklet/popout?v=2&url=https%3A%2F%2Fwww.thoughtco.com%2Fradioactivity-science-quiz-4071876%3Futm_source%3Dflipit%26utm_medium%3Dweb%26utm_campaign%3Dwidgets%26utm_content%3Dwww.thoughtco.com&title=Radioactivity+Science+Quiz&t=1740161561934" data-network="flipboard" data-click-tracked="true" class="share-link share-link-flipboard" tabindex="0" title="Share on Flipboard" aria-label="Share on Flipboard" role="link"> <svg class="icon icon-flipboard " > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#icon-flipboard" href="#icon-flipboard"></use> </svg> </span> </li> <li class="share-item share-item-email"> <span data-href="https://www.thoughtco.com/radioactivity-science-quiz-4071876?utm_source=emailshare&utm_medium=social&utm_campaign=shareurlbuttons" data-network="emailshare" data-click-tracked="true" class="share-link share-link-email" tabindex="0" title="Email this article" aria-label="Email this article" role="link"> <svg class="icon icon-envelope " > <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#icon-envelope" href="#icon-envelope"></use> </svg> </span> </li> </ul> </section> <section data-value="ac6b3284-b158-498a-abab-cc3acabde990" data-dimensions="Percent Correct,6,10." class="result" id="result-1"> <div class="result__heading--document"><span class="p-col">Radioactivity Science Quiz</span></div> <div class="result__heading">You got: <span class="percent-display">%</span> Correct. Glowing Marks for Radioactivity Knowledge</div> <figure class="result-image"> <img src="https://www.thoughtco.com/thmb/UH9RownuzwYzRkWMLH3THuktVkA=/768x0/filters:no_upscale():max_bytes(150000):strip_icc()/the-sun-and-a-radioactive-symbol-116782140-57a9ffbe5f9b58974a7875c4.jpg" alt="I got Glowing Marks for Radioactivity Knowledge. Radioactivity Science Quiz" data_description="I got PERCENTAGE correct. Glowing Marks for Radioactivity Knowledge Radioactivity Science Quiz" /> <figcaption> Jutta Kuss / Getty Images </figcaption> </figure> <p><p>Great job! You knew a lot about the basics of how radioactivity and nuclear decay work. If you feel a bit shaky about some of the concepts, you can <a href="https://www.thoughtco.com/what-is-radioactivity-604312" zT="-o1/XJ" target="_blank">review how radioactivity works</a>  and why isotopes undergo <a href="https://www.thoughtco.com/why-radioactive-decay-occurs-608649" zT="-o1/XJ" target="_blank">radioactive decay</a>. From here, gain a practical understanding of <a href="https://www.thoughtco.com/radioactive-everyday-products-608655" zT="-o1/XJ" target="_blank">common radioactive materials</a> you might encounter in daily life.</p> <p>Would you like to try another quiz? 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