Question

a.All the planets are moving in circular orbits. What provides the necessary force for this motion and what is the direction of this force?
b.Write the name of this force.
c.What will happen if this force disappears suddenly?
d. Draw and show the situation if this force is removed.​

Answer 1

Answer:

I hope you like the answer

Explanation:

a)The gravitational force between the sun and the planet provides the necessary force for the planets to move in circular orbits

b) gravitational force

c) If this force disappears, then the planet will be thrown away tangentially at the point when the force disappears

Answer 2

Answer:

A. Gravitational force and centrifugal force of 2 bodies, its clockwise in direction.

B. Equilibrium of Centrifugal force of 2 body orbiting each other.

C. The orbiting of the 2 bodies will stop and if centrifugal force is 'off' and gravitational force is alone 'on' the body of lower mass will fall and hit with the bigger mass body.

Explanation:

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