Unit11: Energy Changes

Which of the following is NOT a source of energy?

• Sun

• Wind

• Water

• Rocks

What is the ultimate source of all energies on Earth?

• Wind

• Water

• Sun

• Fuel

Tags

NGSS.MS-ESS1-1

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Fossil fuels were formed from the remains of:

• Living organisms

• Rocks

• Water

• Sunlight

What form of energy is stored in fossil fuels?

• Electrical energy

• Mechanical energy

• Chemical energy

• Wind energy

Tags

NGSS.MS-PS1-5

Which of the following objects produces sound energy?

• Light bulb

• Battery

• Vibrating guitar strings

• Solar panel

Tags

NGSS.MS-PS4-1

Which mediums can sound easily travel through?

a) Solids

b) Liquids

c) Gases

• a) and c)

• b) and c)

• c) only

• a), b) and c)

Tags

NGSS.MS-PS4-2

What is the term used for using energy resources wisely and economically?

• Energy conservation

• Renewable energy

• Fossil fuel usage

• Non-renewable energy

Which of the following is NOT a renewable energy source?

• Solar power

• Hydro power

• Wind power

• Coal power

Which of the following is NOT a way to conserve energy?

• Using renewable energy sources

• Switching off appliances when not in use

• Reducing energy usage

• Burning more fossil fuels

What is an environment-friendly measure to save energy?

• Using energy-efficient appliances

• Leaving appliances on when not in use

• Keeping lights on during the day

• Wasting water

Tags

NGSS.MS-ESS3-3

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