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What effects does a meteorite have on Earth?

earth Meteorite
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What effects does a meteorite have on Earth?

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Meteorites have been colliding with Earth since it formed. There have been many very large impacts in that time. Some of these may have caused major extinction of many life forms. The remains of several hundred very large meteorite impact craters can be seen today on very old parts of the Earth’s crust. In Australia, there are about 25 impact craters preserved. Meteorites enter the Earth’s atmosphere travelling at more than 11 km per second. Frictional heating causes a fireball in the upper atmosphere. Small meteorites may burn up and large loosely bound meteorites may break up. Sonic booms and strange whistling, humming or crackling sounds may occur. Meteorites can fall anywhere on Earth. Those falling into the oceans or in forests are hardly ever found. Meteorites seen to fall and collected immediately are known as falls; those found long afterwards are known as finds. Like all rocks, meteorites begin to weather on the surface due to reaction with water and oxygen. Eventually they br

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