Question

3. If carbon was the most common element found in the moons and planets, what element is

missing that would make them similar to Earth? Explain why. (Hint: Think about the carbon
cycle.)

Answer 1

Oxygen because oxygen and carbon are the two most prominent elements in the carbon cycle.

Step-by-step explanation:

Answer 2

Oxygen

Step-by-step explanation:

Oxygen and carbon are the two main elements involved in the carbon cycle.