Question

BRAINLIESTTT ASAP!!

Answer 1

Mass and energy is neither created nor destroyed. All of the chemical reactions that occur in living things follow this rule.

Answer 2

There's many ways in fact. Let's say a person is sitting on a bike. If they are on top of the hill sitting there it's potential energy. Then they ride down the hill, kinetic has taken place. (type of energy to energy) So its an energy transformation too! And the laws of conservation of energy states, "Energy can't be made or destroyed.". Mass adds to the velocity and speed.