use it on farms to pump water., windmill, A boat that moves using wind and a sail., sailboat , A machine that makes electricity using the wind., wind turbine , A place with many wind turbines that make electricity., wind farm, A black rock that we burn to make heat or electricity., coal , A thick liquid from the ground that people use for fuel, cars, or cooking., oil, A gas from the ground that people use for cooking, heating, or electricity., Natural gas , When the air, water, or land becomes dirty and unhealthy., pollution , A place where electricity is made., power plant , Power that makes lights, TVs, and machines work., electricity , energy from the Earth, like coal, oil, gas, fossil fuels, it cannot be used again, when it is finish. like oil, gas, coaled, it is gone., Non-renewable, it can be used again. It does not finish because it comes back, Renewable.

Unit 9

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