How does the escape speed from Mars compare with that of the Earth?
[ M_Earth=9.31∗ M_Mars; R_Earth=1.88 ∗ R_Mars]

Question

How does the escape speed from Mars compare with that of the Earth? [ M_Earth=9.31∗ M_Mars; R_Earth=1.88 ∗ R_Mars] A) 222.% B) 22.5% C) 44.9% D) 66.2% E) 20.2%

Quizplus · Accepted Answer

The escape speed from a planet depends on its mass and radius. Using the given equations, we can calculate that the escape speed from Mars is approximately 44.9% of the escape speed from Earth. Therefore, the best choice is C.

How Does the Escape Speed from Mars Compare with That