Joshua observed the changes in a cake when it was baked in an oven. what best explains that he observed a chemical change? he saw the rising batter form the cake in the oven. he saw the cake expand outside the rim of the baking dish. he noticed the flour and other ingredients lose their unique properties. he noticed the steam from the moisture rise in the oven.

Actually, the answer is he noticed the flour and other ingredients lose their unique properties! I took this question on a test, and I went with answer A and it was actually wrong, so the correct one would be C!

the form of energy changes and the total energy increases0l

the correct answer: the index of refraction of the second medium is lower i tried this persons answer and it was wrong this person is lying