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Physics One Important Points

Infrared radiation can be detected by our skin and can travel in a vacuum; the hotter an object is, the more infrared
radiation that it can give out
Dark, matt surfaces are good absorbers and emitters of infrared radiation so will transfer energy faster and cool…

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A constant amount of energy is always being produced known as the base load however demand can increase so some
power stations must work harder (gas-fired, pumped storage and renewable) to keep up with demand; if energy is
demand is low, stations will store the energy for future use



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