11. The mass of an object does not change when you move
it from one place to another.
12.
Matter is anything that has mass and volume.
13.
A golf ball and ping pong ball have the same density.
14.
As you grow your mass increases.
15.
Objects of different sizes have the same volume.

Well,what i learned was that unlike many other  endothermic  reactions,  photosynthesis  does not absorb energy as heat. instead, during plants absorb energy from sunlight to turn carbon dioxide and water into oxygen and glucose, which is a type of sugar molecule. the energy is stored in the glucose molecules, ready to be used when needed.