State how the centripetal force is provided in the following examples: a) a planet orbiting the Sun, b) a child on a playground roundabout, c) a train on a curved track, d) a passenger in a car going round a corner.
As the word centripetal force means the movement of the body towards the centers around to which it's moving. The force of gravity of the sun, moon, and sun all celestial objects enable them to attract other celestial bodies.
The bigger is the mass the bigger will force of attraction. Like the other planets in the solar system, the earth is also attracted to the sun and revolves around in its defined orbit in an elliptical path.
