Energy Sources

What is the primary source of energy for the Earth?

• The Moon

• Nuclear fusion

• The Sun

• Geothermal energy

Name one renewable energy source.

• Coal

• Solar energy

• Natural gas

• Nuclear energy

What is fossil fuel?

• Fossil fuel is a natural energy source derived from the decomposed remains of ancient organisms, including coal, oil, and natural gas.

• Fossil fuel is created from the combustion of wood and plants.

• Fossil fuel is a type of mineral found in rocks.

• Fossil fuel is a renewable energy source from solar panels.

How does solar energy work?

• Solar energy is harnessed by converting sunlight into electricity using photovoltaic cells.

• Solar panels are used to store heat for winter.

• Solar energy is generated by burning fossil fuels.

• Solar energy is produced by wind turbines.

What is wind energy used for?

• To propel sailing ships on the ocean

• To heat water for residential use

• To power windmills for grinding grain

• Wind energy is primarily used to generate electricity.

What are the advantages of using hydroelectric power?

• Increased greenhouse gas emissions

• High initial costs

• Advantages of using hydroelectric power include renewable energy source, low emissions, reliability, flood control, and water supply management.

• Limited energy production capacity

What is geothermal energy?

• Energy derived from solar panels

• Electricity generated from wind turbines

• Geothermal energy is the heat energy generated and stored in the Earth.

• Fossil fuel combustion for power generation

Why is it important to conserve energy?

• It is important to conserve energy to protect the environment, save money, and ensure sustainable resource use.

• To increase energy consumption

• To promote wastefulness

• To reduce the use of renewable resources

What is biomass energy?

• Energy produced by nuclear reactions

• Energy generated from solar panels

• Energy derived from fossil fuels

• Biomass energy is energy produced from organic materials.

How do non-renewable energy sources impact the environment?

• Non-renewable energy sources negatively impact the environment by causing pollution, contributing to climate change, and depleting natural resources.

• They promote biodiversity and ecosystem health.

• They are a sustainable source of energy.

• They have no impact on air quality.