Rita's Science Blog: 1.32 Explain that gravitational force causes the planets to orbit the sun, the moon and artificial satellites to orbit the earth, and comets to orbit the sun

Sunday, April 3, 2011

1.32 Explain that gravitational force causes the planets to orbit the sun, the moon and artificial satellites to orbit the earth, and comets to orbit the sun

Source:

http://www.suite101.com/content/why-do-earth-planets-orbit-sun-a42229#ixzz1IRTnhLuw

1 comment:

AnonymousMay 15, 2014 at 4:31 AM
nice blog thanks for sharing.solar energy
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