Author Question: The acceleration due to gravity at the surface of Planet X is 10 m/s2 . What is the acceleration due ... (Read 144 times)

beccaep · **on:** Jul 28, 2018

The acceleration due to gravity at the surface of Planet X is 10 m/s2 . What is the acceleration due to gravity at an altitude of 4000 km above the surface of this planet?
a. 10 m/s2
c. 4.4 m/s2
b. 8.0 m/s2
d. More information is needed.

Question 2

If a planet has a radius 20 greater than that of the Earth but has the same mass as the Earth, what is the acceleration due to gravity at its surface?
a. 14 m/s2
c. 8.1 m/s2
b. 12 m/s2
d. 6.8 m/s2