Science Grade 4 - Earth`s Resources

What type of electricity is produced using the movement of water during changes in tides?

• Hydroelectricity

• Wave energy

• Tidal energy

• Solar electricity

Which energy source uses the energy in waves and ocean swells to produce electricity?

• Wind energy

• Wave energy

• Geothermal energy

• Nuclear energy

What is a gas that causes the atmosphere to retain more heat called?

• Acid rain

• Greenhouse gas

• Fossil fuel

• Pollutant

What is the pattern in which the Earth is getting warmer at a much faster rate than expected?

• Acid rain

• Tidal energy

• Global climate change

• Nuclear energy

What type of electricity is produced using special devices that transform light energy from the Sun into electrical energy?

• Hydroelectricity

• Solar electricity

• Tidal energy

• Fossil fuels

What are the special devices that transform sunlight into electrical energy?

• Wind turbines

• Photovoltaic cells

• Fossil fuels

• Greenhouse gases

What are materials or substances in nature that are used by people called?

• Pollutants

• Renewable resources

• Natural resources

• Non-renewable resources

What is a natural resource that is used up faster than it can be replaced called?

• Renewable resource

• Non-renewable resource

• Natural resource

• Fossil fuel

What is a natural resource that cannot be used up called?

• Fossil fuel

• Greenhouse gas

• Renewable resource

• Acid rain

What is the energy from inside atoms called?

• Tidal energy

• Nuclear energy

• Wind energy

• Hydroelectricity