**AP Physics 1 Question 240: Answer and Explanation**

### Test Information

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**Question: 240**

**10.** The dwarf planet Pluto has 1/500 the mass and 1/15 the radius of Earth. What is the value of *g* (in m/s^{2}) on the surface of Pluto?

- A.
- B.
- C.
- D.

**Correct Answer:** D

**Explanation:**

**D**

The gravitational acceleration at the surface of a planet of mass *M* and radius *R* is given by the equation *g* = *GM*/*R*^{2}. Therefore, for the dwarf planet Pluto: