Question

If Earth had twice its present mass, but the same radius, the force of gravity would be:

A) Twice as big B) Four times as big C) Half as big D) The same

Answer 1

Most like twice as big because if Earth was twice as big, the gravity would not be able to hold us down. In conclusion, the same thing would happen for the radius which keeps us from the dangers of outer space.

Answer 2

D) The Same is the correct ansewer