Question

The earth's differentiation and size were significant factors for life on Earth because Earth's composition and gravitational attraction _____.

A: keep the moon and sun in orbit

B: Keep the people grounded

C: Helped to create and retain Earths atomosphere

D: Create and retain internal heat

Answer 1

the answer is c; helped to create and retain earths atomosphere

Answer 2

The earth's differentiation and size are significant factors for life on Earth because Earth's composition and gravitational attraction : helps to retain Earth's atmosphere.