Energy from a source that is not depleted when used, such as wind or solar power.
<span>Sun up. The land heats up faster than the water. That heat is transferred to the air above which forms a high pressure area relative to the low pressure area above the water. Air moves from high to low.
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Over time, pressure continues to build in the tectonic plates, until suddenly, they shift in an earthquake. Aftershocks are common, but then a long time can pass before another one becomes likely.
