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Physics - Renewable Energy Sources And The National Grid > Hydroelectric > Flashcards

Flashcards in Hydroelectric Deck (5)
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1
Q

Describe the Process

A
  • A dam is built creating a reservoir which traps water behind dam
  • Release water to turn turbines
  • Turbine turns generator
2
Q

What are the Advantages of Hydroelectric Energy?

A
  • Reliable
  • Quick start up time
  • 0 global warming
  • Renewable
3
Q

What are the Disadvantages of Hydroelectric Energy?

A
  • Very expensive to build and takes a long time
  • Causes the valley to flood which affects local towns and villages as well as wildlife
  • Only suitable in mountains or July areas
4
Q

What is the Cost of Hydroelectric Energy?

A
  • Very expensive to build

* 0 fuel cost

5
Q

What does Hydroelectric mean?

A

Using the kinetic energy of falling water