Motion of the Moon

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Questions and Answers

What force is responsible for the motion of planets and the moon?

The gravitational force.

What did Isaac Newton identify as the force responsible for the motion of planets and the moon?

Isaac Newton identified the gravitational force as the force responsible for the motion of planets and the moon.

What is needed to change the speed or direction of motion of an object?

A force is needed to change the speed or direction of motion of an object.

What happens when an object is dropped from a height?

<p>An object dropped from a height falls towards the earth.</p> Signup and view all the answers

What did Isaac Newton understand about the force responsible for the motion of planets and the moon?

<p>Isaac Newton understood that the same force, called the gravitational force, is responsible for the motion of planets and the moon.</p> Signup and view all the answers

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Study Notes

Gravity and Motion

Gravity is the force responsible for the motion of planets and the moon.
Isaac Newton identified gravity as the force responsible for the motion of planets and the moon.
A force is needed to change the speed or direction of motion of an object.
When an object is dropped from a height, it accelerates towards the ground due to the force of gravity.
Isaac Newton understood that the force of gravity is responsible for the motion of planets and the moon, and that it is a universal force that affects all objects with mass.