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please help me it's my hw. i really don't get it

2006-11-16 10:42:50 · 6 answers · asked by simi 2 in Science & Mathematics Physics

6 answers

For weather you need hot and cold, wind and rain, snow and ice, and sunshine. The earth has plenty of those, and our weather is a world-wide heat-engine driven by the sun, the rotation of the earth, and the tilt of the earth's rotation axis with respect to its orbital plane as it orbits the sun. Thus we get night and day (hot and cold), seasons (rain, snow and ice), and cloudy or sunny days (and cloudy nights too, but it's hard to see clouds at night; and the Moon provides us with somewhat "sunny" nights a few nights every month).

The moon has plenty of hot and cold and sunshine, so some "weathering" of its surface does occur over billions of years of time, due to heat expansion and cold contraction of "stuff" on its surface. But without wind (no atmosphere) and rain, snow, and ice (no water) there is nothing to cause real weather like we have here on earth.

2006-11-16 11:02:58 · answer #1 · answered by hevans1944 5 · 1 0

The moon doesn't have an atmosphere, and thus any form of weather, because it does not have a significant magnetic field around it to protect it from the solar winds. (It lacks a Magnetosphere). This means that over time the solar winds can "blow away" any noticable atmopshere that forms on the moon.

Technically, the moon does have an atmosphere, and thus it does have a form of "weather". It's just not noticable, so we say it doesn't have any.

2006-11-16 19:37:05 · answer #2 · answered by Greenspan 3 · 0 0

Earth has an atmosphere, Moon doesn't.
Earth has weather, Moon doesn't.

2006-11-16 19:06:59 · answer #3 · answered by Anonymous · 0 0

The earth's weather is due to the atmosphere. Since the moon has so little atmosphere, it has no weather. It is also why the moon has so little gravity.

2006-11-16 18:47:37 · answer #4 · answered by alicia c 1 · 0 1

The moon has no atmosphere so weather is not possible

2006-11-16 18:47:47 · answer #5 · answered by d☻min☺ 5 · 0 0

You need an atmosphere to have weather. Earth does. Moon doesn't.

2006-11-16 18:46:01 · answer #6 · answered by Anonymous · 0 1

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