Renewable energy

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Created by: emews
Created on: 23-11-17 17:41

How do tidal barrages work?

The barrage contains electricity generators, which are driven by the water rushing through the tubes in the barrage.

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What does HEP stand for?

Hydroelectric power.

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What form of energy does HEP use from the water to generate electricity?

Kinetic energy

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Name 3 advantages of water power

Water power in its various forms is a renewable energy resource and there are no fuel costs. No harmful polluting gases are produced. Tidal barrages and hydroelectric power stations are very reliable and can be easily switched on.

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Name 3 disadvantages of water power

The rotting vegetation underwater releases methane, which is a greenhouse gas. Tidal barrages destroy the habitat of estuary species, including water birds. It has been difficult to scale up the designs for wave machines to produce large amounts of e

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How is wind produced?

Wind is produced as a result of giant convection currents in the Earth's atmosphere, which are driven by heat energy from the sun.

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Name 2 advantages of wind power

Wind is a renewable energy resource and there are no fuel costs and no harmful polluting gases are produced.

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Name 3 disadvantages of wind power.

If there is no wind there is no electricity. The amount of electricity produced depends on the strength of the wind. Wind farms are noisy and may spoil the view for people living near them.

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Other cards in this set

Card 2

Front

What does HEP stand for?

Back

Hydroelectric power.

Card 3

Front

What form of energy does HEP use from the water to generate electricity?

Back

Card 4

Front

Name 3 advantages of water power

Back

Card 5

Front

Name 3 disadvantages of water power

Back

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Renewable energy