Geochemical cycles of Earth

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In Earth science, a geochemical cycle is the pathway that chemical elements take in the surface and crust of the Earth.

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Asked 6/28/2015 1:14:26 AM

Updated 6/28/2015 12:51:49 PM

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Edited by Andrew. [6/28/2015 12:51:48 PM], Confirmed by Andrew. [6/28/2015 12:51:49 PM]

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A contractor is pouring a concrete driveway. The perimeter is 108 ft. What length will the driveway be if the width is 14 ft.? The driveway is 88040 feet long.

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Updated 6/30/2015 6:44:28 AM

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debnjerry

A contractor is pouring a concrete driveway. The perimeter is 108 ft. If the width is 14 ft., the length is 40 ft.
2(14+x)=108
28+2x=108
2x=108-28
2x=80
x=80/2
x=40

Added 6/30/2015 6:44:28 AM

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The law of equal areas suggests that planets move fastest when at aphelionperihelionthe moon and slowest when at the Sunperihelionaphelion.

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Updated 6/28/2015 10:52:57 AM

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jeifunk

The law of equal areas suggests that planets move fastest when at perihelion at slowest when at the aphelion.

Added 6/28/2015 10:52:57 AM

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law of harmonies