Questions and Answers
Who discovered the phenomenon of gravitation?
Sir Isaac Newton
How did Sir Isaac Newton come to the conclusion of the earth attracting the apple?
He observed that all apples fall vertically downward, leading him to conclude that the earth must be attracting the apple towards itself.
What did Sir Isaac Newton wonder about the falling apples?
He wondered why all apples fall vertically downward and not at an angle to the vertical, and why they do not fly off in a horizontal direction.
Describe the gravitational force between the earth and the moon.
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What did Newton mathematically derive using his theory of gravity?
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What is the force acting on an object moving along a circle and in which direction is it directed?
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What is the meaning of 'Centripetal' when referring to the centripetal force?
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Who was one of the greatest scientists of recent times, born in England, and gave the laws of motion and the theory of gravity in his book Principia?
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What did Newton think about the force of gravitation acting on objects at even greater heights, much farther away from the earth, like the moon and other planets?
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What is the effect on the stone when the force acting on it while moving along a circular path stops?
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