Re: help me!
- From: victorkemp@xxxxxxxxx
- Date: Sat, 19 Jan 2008 03:01:55 -0800 (PST)
On Jan 19, 8:43 pm, "Androcles" <Engin...@xxxxxxxxxxxxxxxxxx> wrote:
"phykyjess793" <u40776@uwe> wrote in messagenews:7e6b9495889bf@xxxxxx
|i have some physics homweork and i did it all... all but this... please
help.
|
| If you weigh 200 newtons at the earths surface, how much would you weight
at
| twice that distance from the center of the earth?
Nothing. You are 4000 miles out in space and in free-fall. You still have
mass but will be weightless.
He could be standing on a tower or in a rocket maintaining the
position. You don't have enough information to make that assumption
about free-fall.
.
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