I just took a test in school today. What question was I asked?

Question I was asked: What is the composition of the nucleus of an atom?

I just took a test in school today. What question was I asked?

Question I was asked: Which energy transformation takes place in a gasoline lawn mower?

I just took a test in school today. What question was I asked?

Question I was asked:
Plants need a source of energy in order to perform photosynthesis. From which source do plants receive the energy needed to perform photosynthesis?