Earth main energy source comes from the Sun,Radioactive decay and Gravitational.Sunlight helps us power building when we use solar panels to absorb the light.Sunlight also helps us see in the day and not have to waste energy.
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All source of energy come in electromagnetic waves.When you see color the start to transmit wave to your eyes with different sized wavelengths. The color red has the longest wavelength from all the colors.The color blue has the most energy in all the colors besides violet.
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Predictions are always made when you are doing different kinds of experiments. Greenhouse gases are gases such as carbon dioxide, methane, water vapor, and nitrous oxide. That help the earth.
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