Acommunications satellite with a mass of 420 kg is in a circular orbit about the earth. the radius of the orbit is 2.9×10^4 km as measured from the center of the earth. calculate (a) the weight of the satelitte on the surface of the earth and (b) the gravitational force exerted on the satellite by the earth when it is in orbit.
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Physics, 22.06.2019 07:00
The seven sisters, seven stars located more than 400 light-years away in the taurus constellation can be seen here with venus and another constellation, orion. the seven stars stay grouped together but seem to move, like the planet venus. why do stars seem to move like planets in the night sky?
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Physics, 22.06.2019 13:30
Which is not an example of how an object gains elastic potential energy by stretching? a. jumping on a pogo stick b. pulling on a rubber band c. jumping on a trampoline
Answers: 1
Acommunications satellite with a mass of 420 kg is in a circular orbit about the earth. the radius o...
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