Practice Importance Of The Universal Law Of Gravitation (9.1.2)

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6 sample questions

Question 1.
What is the universal law of gravitation?
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Think about how the mass and distance affect attraction.
Question 2.
Explain why you don’t float away from the Earth.
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Consider the force that attracts you to the ground.
3Question 3.
What does the universal law of gravitation state?
- It only applies to the Earth
- All objects attract each other
- Only large masses attract
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Focus on the concept of universal attraction.
4Question 4.
True or False: The gravitational force increases as the distance between two objects decreases.
- True
- False
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Think about the factors that influence attraction.
Question 5.
If the mass of two objects is doubled, how does the gravitational force change?
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Consider how changes in mass affect attraction.
Question 6.
Calculate the gravitational pull between a 5 kg mass and a 20 kg mass that are 2 meters apart.
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Remember to square the distance in the denominator.

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