During a free fall, will heavier objects accelerate more than lighter ones?

Explain what is meant by the equation:

g = G ×

Where the symbols have their usual meanings?

What do you mean by the term ‘free fall’?

Can we apply Newton’s third law to the gravitational force? Explain your answer.

Give reason for the following:

The force gravitation between two cricket balls is extremely small but that between a cricket ball and the earth is extremely large.