Science Quiz for Grade 4

What is a fuel?

• A device that stores energy

• A material that releases energy as heat when it burns

• A type of electrical energy

• A living plant or animal

What is combustion?

• The process of growing plants

• A chemical change that releases energy from fuel

• The method of cooling water

• A way to store energy

Which of the following is NOT a fossil fuel?

• Coal

• Natural Gas

• Solar Energy

• Petroleum

What do plants do with sunlight?

• Burn it for energy

• Change it into plant materials that store energy

• Store it in their roots

• Release it into the air

What happens in a coal power plant when coal is burned?

• It creates wind energy

• It changes chemical energy into heat and then steam

• It produces only light energy

• It cools the water

What is the primary source of energy for most fuels?

• Water

• The wind

• The sun

• The ground

Which of the following is a renewable energy source?

• Coal

• Natural Gas

• Solar Energy

• Petroleum

What is the main use of natural gas in homes?

• For making plastics

• For heating, cooking, and water heating

• For generating wind energy

• For powering cars only

What do nuclear power plants use to produce energy?

• Coal

• Uranium

• Natural Gas

• Solar panels

What is geothermal energy?

• Energy from the sun

• Energy obtained from Earth's hot interior

• Energy created by wind turbines

• Energy produced by burning fossil fuels