Earth and Human Activity I Exam

What is the primary source of energy for solar power?

• Wind

• Sun

• Water

• Geothermal heat

Which of the following is a renewable energy source?

• Coal

• Natural Gas

• Wind

• Nuclear

What is the main component used in wind turbines to generate electricity?

• Solar panels

• Blades

• Water wheels

• Geothermal pumps

Which renewable energy source uses the Earth's internal heat to generate power?

• Solar

• Wind

• Geothermal

• Biomass

Hydropower generates electricity by using which natural resource?

• Sunlight

• Wind

• Water

• Biomass

Which of the following is NOT a benefit of using renewable energy sources?

• Reduces greenhouse gas emissions

• Infinite supply

• Causes air pollution

• Reduces dependency on fossil fuels

What is the process called when plants and organic materials are used to produce energy?

• Photosynthesis

• Biomass conversion

• Fossilization

• Nuclear fission

Which of the following is a disadvantage of solar energy?

• High initial cost

• Produces air pollution

• Limited supply

• Non-renewable

What is the term for the energy obtained from the movement of water?

• Solar energy

• Wind energy

• Hydroelectric energy

• Geothermal energy

Which of the following is a common use of geothermal energy?

• Heating buildings

• Powering vehicles

• Lighting homes

• Running computers