Homework Help: principles of physics

Posted by Kristie on Friday, March 9, 2012 at 4:02am.

Calculate the force of gravity between a newborn baby (mass = 2.6 kg) and the planet Mars (mass = 6.4 * 10^23kg) when Mars is at its closest to Earth (distance = 5.6 * 10^10m).

principles of physics - drwls, Friday, March 9, 2012 at 4:07am
G*M1*M2/d^2
M1 and M2 are the two masses.
d = 5.6*10^10 m
G = 6.67*10^-11 N*m^2/kg^2
Do the numbers for the attraction force in newtons
principles of physics - Patricia, Monday, April 16, 2012 at 9:59pm
Yes. It should be in Newtons. :)

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