1. Massive amounts of destructive energy are released when a nuclear fission bomb explodes. Where does that energy come from?

Question

a) A chain reaction occurs when uranium atoms split, releasing nuclear energy.

b) Molecules break down, releasing chemical energy.

c) Hydrogen atoms fuse together into helium, releasing nuclear energy.

d) Molecules are created, releasing chemical energy.

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2. What does Einstein's famous equation for nuclear energy, E = mc2, mean?

a) Mass and energy are produced in a nuclear reaction.

b) Mass and energy are destroyed in a nuclear reaction.

c) Some mass is converted into energy in a nuclear reaction.

d) Some mass and energy are lost in a nuclear reaction.

Answer 1

The answer is A.