Question

Katrina tried to take pictures with her cell phone but discovered that its battery was dead. What happened to the battery?

a. Only chemical energy remained stored in the battery.

b. Kinetic energy had been changed into potential energy.

c. All the energy stored in the battery had been transformed.

d. All its stored energy had been destroyed.

Answer 1

C. All the energy stored in the battery had been transferred

Answer 2

c. All the energy stored in the battery had been transformed.