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Earth Science L6

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Questions and Answers

What is the defining characteristic of renewable resources?

They are never exhausted
They have no environmental impact
They are always easily accessible
They can be replenished at a similar rate to human use (correct)

Which of the following is an example of a renewable resource?

Uranium
Coal
Solar energy (correct)
Natural gas

What powers turbines to harness wind energy?

Wind (correct)
Nuclear energy
Natural gas
Coal

How is hydroelectric energy produced?

By the movement of water (A) Signup and view all the answers

What makes non-renewable resources different from renewable resources?

They are exhaustible (D) Signup and view all the answers

Which of the following is an example of a non-renewable resource?

Coal (D) Signup and view all the answers

What is the primary concern regarding the use of non-renewable resources?

Depletion over time (B) Signup and view all the answers

What is the primary difference between renewable and non-renewable resources?

Renewable resources can be replenished within human lifetimes, while non-renewable resources take millions of years to form (C) Signup and view all the answers

How does geothermal energy create electricity?

By pumping hot water from deep underground through a turbine (C) Signup and view all the answers

What makes biomass a more eco-friendly form of energy compared to fossil fuels?

Burning biomass emits less carbon dioxide than burning fossil fuels (D) Signup and view all the answers

Why is hydroelectric power considered a renewable resource?

The water used to generate electricity is not removed from the system and can be used repeatedly (D) Signup and view all the answers

What is the primary component of natural gas?

Methane (A) Signup and view all the answers

How are non-renewable resources defined?

Energy sources that are not sustainable and cannot be replenished as quickly as humans use them (B) Signup and view all the answers

What is the most common method of using biomass to generate electricity?

Burning biomass to create steam that turns turbines (A) Signup and view all the answers

Why is it important to conserve non-renewable resources?

Non-renewable resources take millions of years to form and may be depleted if not conserved (C) Signup and view all the answers