The main source of energy on Earth is the moon., t, f, Solar panels convert radiant energy from the Sun directly into electrical energy, t, f, Solar panels are composed of many small solar cells., t, f, Wind is a nonrenewable energy resource, t, f, Wind turbines convert the kinetic energy of the wind into electrical energy.  Wind turbines convert the kinetic energy of the wind into electrical energy., t, f, The difference in air temperatures around the Earth causes air to move and wind to blow., t, f, Solar panels can only be used to supply large buildings with energy., t, f, When the kinetic energy of wind increases, the efficiency of wind turbines increases., t, f.

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