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chemistry

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
fission is the   splitting of a nucleus into smaller fragments  
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in a chain reaction, some of the neutrons produced react with other fissionable atoms   producing more neutrons which react with still more fissionable atoms  
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neutron moderation is a process that   slows down neutrons so the reactor fuel captures them to continue the chain reaction  
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fission occurs when   nuclei combine to produce a nucleus a greater mass  
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fusion reactions release much _____ energy than fission reactions   more  
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the potential fuels are   inexpensive & readily available  
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the problems with fusion lie in   achieving the high temps necessary to start the reaction  
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