Exploring Energy in Our World

What type of energy is stored in a stretched rubber band?

• Kinetic energy

• Potential energy

• Thermal energy

• Electrical energy

If a 100-watt light bulb is used for 5 hours, how much energy is used? (Use the formula: Energy = Power × Time)

• 200 watt-hours

• 300 watt-hours

• 500 watt-hours

• 600 watt-hours

Tags

CCSS.7.RP.A.3

Which of the following is a renewable energy source?

• Coal

• Natural gas

• Solar energy

• Nuclear energy

What type of energy is associated with the motion of objects?

• Chemical energy

• Nuclear energy

• Kinetic energy

• Sound energy

Which of the following is NOT a form of energy?

• Light

• Sound

• Friction

• Heat