Which force is responsible for the moon revolving round the earth ?

Why does the moon revolve round the earth?

What force is responsible for the carth revolving round the sun?

Which force is responsible for the rainfall and snowfall on the earth? Is this force ever repulsive?

What force is responsible for a planet to move round the sun?

When a satellite revolves round the earth?

The force which keeps the moon revolving around earth is __________.

If the mass of earth were 2 times the present mass, the mass of the moon were half the present mass and the moon were revolving round the earth at the same present distance, the time period of revolution of the moon would be (in day)

If the mass of earth were 4 times the present mass, the mass of the moon were half the present mass and the moon were revolving around the earth at twice the present distance, the time period of revolution of the moon would be (Indays)