What was the name of the man who discovered X-Ray technology?
Wilhelm Rontgen
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What was the name of the man who discovered radioactivity?
Henri Becquerel
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What is the strong force?
The force that holds protons and neutrons together in the nucleus.
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monster
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fairy
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gift
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thief
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What does the following textbook definition describe? "a self-sustaining nuclear fission process in which neutrons produced in one fission reaction trigger more fission events"
Chain Reaction
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seesaw
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shark
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baam
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What was the name of the Canadian city in WW1 that was destroyed by the largest non-nuclear explosion?
Halifax
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Draw the nuclear symbol for an alpha particle.
He (mass number 4, atomic number 2)
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Plutonium-239 (Pu-239) decays, releasing an alpha particle. Write the nuclear equation, and identify what isotope is formed.
Should form Uranium-235 (U-235)
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heart
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rocket
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fairy
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lifesaver
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Draw the nuclear symbol for an electron.
e (mass number 0, atomic number -1)
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Write the alpha decay of Protactinium-231 (Pa-231)
Should form Actinium-227 (Ac-227)
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The sun is powered by what type of nuclear energy?
Fusion
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A 1000 g sample of Barium-140 decays to 125 g in 3 days. What is the half-life?
1 day
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A 64 g sample of Isotope X decays to 16 g in 10 days. What is the half-life?
5 days
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0.625 g of Uranium-235 remains after 4 half-lives. What was the original amount?
