Physics: Year 9 Term 2: Sun and Earth Energy

What is the difference between solar cells and solar panels? (2)
Cells transfer energy from the sun directly into electricity whereas panels heat up water for central heating
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What is solar energy? (2)
Heat/light energy from the sun, transferred by photons
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What is geothermal energy? (2)
Heat energy from the earth, generated by fusion in the core and convection currents in the mantle
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Where can geothermal power stations be built? (2)
Near volcanoes; Locations of ground source heat
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How do geothermal power stations work? (4)
I) Water is pumped down into the hot rocks II) These heat it into steam III) The steam travels back up to power a turbine IV) The turbine's kinetic energy powers a generator
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Other cards in this set

Card 2

Front

What is solar energy? (2)

Back

Heat/light energy from the sun, transferred by photons

Card 3

Front

What is geothermal energy? (2)

Back

Preview of the front of card 3

Card 4

Front

Where can geothermal power stations be built? (2)

Back

Preview of the front of card 4

Card 5

Front

How do geothermal power stations work? (4)

Back

Preview of the front of card 5

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