What is energy?

The temperature of an object

The amount of matter in an object

The ability to do work

The speed of light

5 answers

The ability to do work
When water is released from a dam, it exhibits which type of energy?

Electrical energy

Kinetic energy

Potential energy

Chemical energy
When water is released from a dam, it exhibits potential energy which is then transformed into kinetic energy as it flows downstream.
Heat is different from thermal energy because:

Heat is the transfer of thermal energy between substances.

Heat is a form of mechanical energy, while thermal energy is electromagnetic energy.

Heat is potential energy, while thermal energy is kinetic energy.

Heat is a measure of temperature.
Heat is the transfer of thermal energy between substances.