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Posted by on Monday, October 12, 2009 at 9:37pm.

You are explaining to friends why astronauts feel weightless orbiting in the space shuttle, and they respond that they thought gravity was just a lot weaker up there. Convince them and yourself that it isn't so by calculating how much weaker gravity is at h = 330 km above the Earth's surface.

  • physics - , Monday, October 12, 2009 at 9:40pm

    see other post.

  • physics - , Tuesday, March 8, 2011 at 10:48am

    Ask your teacher !

  • physics - , Tuesday, March 20, 2012 at 9:11pm

    ask obama

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