Multiple choice

The Moon's density is what percentage of the Earth's?

  1. 60 %

  2. 30 %

  3. 90 %

  4. 1 %

Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The Moon's average density is about 3.34 g/cm^3, while Earth's is about 5.51 g/cm^3. This ratio is approximately 60 percent.