Posted by Anonymous on Monday, December 13, 2010 at 4:05pm.
The radius of Earth is about 6.38 103 km. A 7.40 103 N spacecraft travels away from Earth. What is the weight of the spacecraft at the following distances from Earth's surface?

physics  yanet, Wednesday, September 28, 2011 at 8:06pm
The Earth has a radius of about 6.38 ´ 103 kilometers at the equator and rotates 360° every 24 hours. The angular displacement of a person standing at the equator for 8.0 hours is:

physics  NANCY, Wednesday, April 2, 2014 at 7:54pm
The Earth has a radius of about 6.38 ´ 103 kilometers at the equator and rotates 360° every 24 hours. The angular displacement of a person standing at the equator for 8.0 hours is:
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