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Hydropower

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Questions and Answers

Which of the following best describes hydropower?

The force created by the sun as it heats up the Earth's surface

The force created by wind as it moves from areas of high pressure to areas of low pressure

The force created by earthquakes as they shake the ground

The force created by water as it moves from areas of high elevation to areas of low elevation (correct)

What is the main source of energy that hydropower relies on?

Heat

Wind

Gravity (correct)

Sunlight

What was the invention that led to the production of electricity using hydropower?

Turbine (correct)

Solar panel

Steam engine

Battery

Which of the following is true about hydroelectric power in the U.S.?

Hydroelectric power was once the leading source of electrical energy in the U.S. Signup and view all the answers

What is the primary source of water for hydroelectric power plants?

River Signup and view all the answers

What are the benefits of hydropower?

It is a flexible and cost-effective energy resource Signup and view all the answers

Which of the following is a disadvantage of hydropower?

Hydropower can disrupt local ecosystems Signup and view all the answers

What can contribute to greenhouse gas emissions in the creation of a reservoir?

Digging out the reservoir Signup and view all the answers

What is the purpose of fish ladders?

To help migratory fish travel upstream Signup and view all the answers

How can damming affect organisms that rely on higher water levels?

It can disrupt the natural flow of the river Signup and view all the answers