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edT2 energy intro and fossil fuels

The document discusses different types of energy sources, including fossil fuels like coal, oil, and gas that are non-renewable and were formed over millions of years from buried plants and animals. It notes that fossil fuels cause climate change by releasing carbon dioxide into the atmosphere and can cause environmental damage through acid rain, polluting smoke, and oil spills. Renewable sources that can be replenished like solar and wind are also mentioned.

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Energy
Fuel is a store of energy Fossil fuels (coal, oil, gas) Nuclear fuel Others like wood, rubbish
… and using steam to spin a magnet. This happens by boiling water to steam… Fuel is turned into electricity
Page 82
Energy sources Renewable Replenished at the rate we use it. Non-renewable We use it faster than it is replenished
Fossil fuels are the remains of buried plants and animals Deep in the earth they were cooked for millions of years to form coal, oil and gas.
They cause climate change by releasing CO2 Environmental damage: Acid rain Polluting smoke Oil spills Non-renewable Only about 15 countries have most of the oil Prices are pushed up Other prices also go up, such as food, clothing. transport. Problems with fossil fuels
1. Humans release extra CO2 into the atmosphere by burning fossil fuels. 2. The extra CO2 traps heat from the Sun, making the Earth warmer.
p. 83: q. 5 p. 85: q. 4-5