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Questions and Answers
What is the force of attraction between two point masses according to Newton's Law of Universal Gravitation?
What is the force of attraction between two point masses according to Newton's Law of Universal Gravitation?
- Directly proportional to the square of the distance between them
- Inversely proportional to the square of the distance between them (correct)
- Directly proportional to the sum of their masses
- Inversely proportional to the sum of their masses
If the distance between two masses is tripled, how is the force of attraction affected?
If the distance between two masses is tripled, how is the force of attraction affected?
- It is divided by 6
- It is divided by 9 (correct)
- It is divided by 3
- It is divided by 4
In the context of bodies (not point masses), what does 'd' represent in Newton's Law of Universal Gravitation?
In the context of bodies (not point masses), what does 'd' represent in Newton's Law of Universal Gravitation?
- Distance between their center of masses (correct)
- Square of their masses
- Sum of their masses
- Product of their masses
Why can't the moon sustain an atmosphere like Earth does?
Why can't the moon sustain an atmosphere like Earth does?
What happens when an object reaches terminal velocity during free fall?
What happens when an object reaches terminal velocity during free fall?
What is the acceleration experienced by a body in free fall within a massive body's gravitational field called?
What is the acceleration experienced by a body in free fall within a massive body's gravitational field called?
Which factor(s) determines the force of gravity between two masses?
Which factor(s) determines the force of gravity between two masses?
What does an inverse square law mean in the context of Newton's Law of Universal Gravitation?
What does an inverse square law mean in the context of Newton's Law of Universal Gravitation?
What would happen to the force of attraction if the distance between two masses is halved?
What would happen to the force of attraction if the distance between two masses is halved?
How does the mass of an object affect its weight?
How does the mass of an object affect its weight?
In relation to terminal velocity, what happens when the force of air resistance becomes equal to an object's weight?
In relation to terminal velocity, what happens when the force of air resistance becomes equal to an object's weight?
How does acceleration due to gravity change as you move further away from a massive body?
How does acceleration due to gravity change as you move further away from a massive body?
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