Energy changes

When fuel burns, it gives us____ and ____ energy

Choose all that apply

• Electrical

• Heat

• Light

• Electromagnetic

Which one of them is not a fossil fuel?

• Coal

• Water

• Gas

• Oil

Coal is formed from ______

• Plants

• Bacteria

• Virus

• Plankton

Coal is formed due to plants that grew in swamps about ______ years ago

• 265 million

• 270 million

• 275 million

• None of three

Bacteria could not decompose the plants, buried in swamps, due to the lack of ______

• Hydrogen

• Carbon Dioxide

• Oxygen

• None of three

Natural gas is formed due to

• Plants

• Bacteria

• Plankton

• None of three

Oil, obtained from earth, is formed from _____

• Plants

• Bacteria

• Plankton

• None of three

Releasing a catapult contains which type of energy transformation?

• Strain to chemical energy

• Strain to Kinetic Energy

• Electrical to chemical energy

• None of three

Burning gas in bunsen burner represents which type of energy transformation?

• Chemical to Light Energy

• Chemical to Heat energy

• Chemical to Heat and Light Energy

• None of three

Taking a a photograph represents which type of energy transformation?

• Light energy to chemical energy

• Light energy to electromagnetic energy

• Light energy to heat energy

• None of three