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micrometeorite |
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micrometeorite [¦mī·krō′mē·dē·ə‚rīt] (astronomy) A very small meteorite or meteoritic particle with a diameter generally less than a millimeter. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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The micrometeorites would pound the surface and ultimately become incorporated into deeper layers of the moon. They also have gold, aluminum and zinc plates to record slightly bigger micrometeorite hits. Since the earth is constantly being bombarded by micrometeorites, many of them smaller than a grain of sand, it is by no means unlikely that the source of the sodium layer is vaporized micro meteorites--the view generally held among scientists. |
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