Question

During digestion, molecules of food are broken down, releasing energy. When the energy is released from this is an example of _____.

a.
Mechanical energy changing to Thermal energy

b.
Thermal energy changing to Kinetic energy

c.
Potential energy changing to Kinetic energy

d.
Kinetic energy changing to Potential energy

Four boxes are sitting at the top of a ramp. Box A has a mass of 10g, box B has a mass of 20g, Box C has a mass of 30g, and Box D has a mass of 40g. Which box would have the MOST potential energy?

a.
Box D


b.
Box B


c.
Box A


d.
Box C

When atoms bond and become more stable the amount of potential energy _____.

a.
stabilizes


b.
increases


c.
equalizes


d.
decreases

Answer 1

I think the first one d and two d and last I don’t rlly know but if I had to guess I would say c

Answer 2

The first two are D and the last one is A