Multiple choice

Why is gravity unable to pull small moons and asteroids into a spherical shape?

  1. they do not have enough mass

  2. they have too much mass

  3. gravity cannot act in space

  4. acceleration is increased
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Gravity pulls matter toward the center of mass. For an object to become spherical, it must have enough mass to generate sufficient gravitational force to overcome the structural strength of its material.

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