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Physics
Physics
Problem
A planet has one-fifth the mass of Earth and half the radius of Earth. What is the approximate value of
g
g
g
on this planet’s surface? a)
12.3
m/s
2
12.3\,\text{m/s}^2
12.3
m/s
2
b)
3.9
m/s
2
3.9\,\text{m/s}^2
3.9
m/s
2
c)
7.8
m/s
2
7.8\,\text{m/s}^2
7.8
m/s
2
d)
8.8
m/s
2
8.8\,\text{m/s}^2
8.8
m/s
2
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