## Circular Motion and Universal Gravitation Quizzes

See how ready you are for a circular motion, torque, or universal gravity assessment. Take out quizzes and the click on the links to subject matter for remediation.

### Universal Gravitation Practice Quiz

Universal Gravitation Quiz

1 / 11

How is the force of gravity related to mass?

2 / 11

How is the force of gravity related to distance between object?

3 / 11

What does a G having a value of 6.67 x 10^-11 tell you about the force of gravity between any two object?

4 / 11

What would happen to the force of gravity if you tripled the distance between the objects?

5 / 11

What would happen to the force of gravity if you doubled the mass of one object?

6 / 11

What would happen to the force of gravity if you doubled the mass of one object and doubled the distance?

7 / 11

What is the force of gravity between 96kg Joe and 87kg Jim when the distance between them is 0.20 meters?

8 / 11 Which graph correctly shows how mass relates to force using the Law of Universal Gravitation?

9 / 11 Which graph correctly shows how distance relates to force using the Law of Universal Gravitation?

10 / 11

What is your mass if the attractive force from the 55 kg person 2.0 meters across the table is 4.586 x 10^-8 N? (when rounded to two significant figures)

11 / 11

What is the force of attraction between Isaac Newton and his 0.15 kg apple the moment it is 0.3 meters away if his weight was 83.6 kg?

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### Circular Motion Quiz

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Circular Motion Quiz

1 / 10

What happens to tangential velocity if you increase the radius?
It _________

2 / 10

The time it takes for one rotation is the ___________.

3 / 10

The number of rotations per time is the ___________.

4 / 10

The inward force that causes circular motion is _________________.

5 / 10 How would a ball travel if you were spinning a ball on a rope above your head and the rope broke?

6 / 10

Why would a coffee cup sitting on your car fall off when taking a quick a turn?

7 / 10

What will happen to the centripetal force required to keep an object going in a circle if the mass of the object is doubled and the radius of the circle is cut in half?

It would become ___________ times the original.

8 / 10

What will happen to the centripetal force required to keep an object going in a circle if mass, radius, and velocity are all doubled?

It would become ___________ times the original.

9 / 10

What is the tangential velocity of a 50 kg girl is bicycling in circles with a radius of 5.00 m when it takes 12 s to make one rotation?

10 / 10

What is the centripetal force of a 50 kg girl is bicycling in circles with a radius of 5.00 m when it takes 12 s to make one rotation?

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### Torque Quiz

Torque Quiz Find out by taking this quiz.

1 / 9

What is the term for a pivot point where rotation can occur?

2 / 9

What is the term for the bar or arm attached to a pivot where a rotation can occur?

3 / 9

What happens to torque if you increase the distance a perpendicular force is applied on a lever from a fulcrum?

4 / 9

What happens to torque if you increase the distance a parallel force is applied on a lever from a fulcrum?

5 / 9

Which would give the most torque if all forces applied at point A, B, C, and D were the same? 6 / 9

Which would give the least torque if all forces applied at point A, B, C, and D were the same? 7 / 9 How much torque would be provided by a 15N force the direction of A above if it was 0.10 meters away from the bolt?

8 / 9

How far away should a 0.50 kg mass be placed on the left side of a fulcrum to balance a 2.0 kg mass 0.50 m on the right side of a fulcrum? 9 / 9

How far away should you place a 0.50 kg mass on the left side of a fulcrum to balance a 0.50 kg mass 0.10 meters and another 2.0 kg mass 0.50 m both on the right side of a fulcrum? 