Understanding Energy Concepts

1. What is energy?

• Energy is a form of heat.

• Energy is the capacity to do work.

• Energy is the speed of light.

• Energy is a type of matter.

a. The ability to do work

• Force

• Energy

• Mass

• Power

b. A type of food

• rice

• bread

• salad

• pasta

c. A kind of light

• glow

• brightness

• luminosity

• radiance

d. A form of play

• A musical performance

• Play

• A type of sport

• A form of exercise

2. What form of energy do we get from the sun?

• Wind energy

• Geothermal energy

• Hydropower

• Solar energy

a. Kinetic energy

• Potential energy

• Thermal energy

• Kinetic energy

• Mechanical energy

b. Electrical energy

• Mechanical energy

• Chemical energy

• Nuclear energy

• Electrical energy

c. Chemical energy

• Mechanical energy

• Thermal energy

• Chemical energy

• Nuclear energy

d. Heat and light

• Magnetism and gravity

• Chemical and nuclear reactions

• Sound and vibration

• Energy forms produced by processes like combustion or electrical reactions.