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HW. Gravity & Circular Motion

Authored by Naeem Shayan

Physics

10th - 12th Grade

NGSS covered

Used 1+ times

HW. Gravity & Circular Motion
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33 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

How does the gravitational force the Earth exerts on the sun compare to the gravitational force the sun exerts on the Earth?

The gravitational force the sun exerts on the Earth is larger

The gravitational force the Earth exerts on the sun is larger

Their gravitational forces are equal

There is not enough information

Tags

NGSS.HS-PS2-4

2.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

As two objects get closer together, what happens to the force of gravity between them?

The force of gravity increases

The force of gravity decreases

The force of gravity stays the same, since their masses are constant

Not enough information

Tags

NGSS.HS-PS2-4

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A ball on a string is spun around in a circle. Which of the following quantities is not constant?

mass

force

velocity

acceleration

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A yo-yo is whirled on a string, then the string breaks. What causes the yo-yo to move off in a straight line?

centrifugal force

centripetal force

inertia

centripetal acceleration

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

As an astronaut travels far away from Earth, his weight

increases because gravity increases.

decreases because her mass decreases.

remains the same because her mass remains the same.

decreases because gravity decreases.

Tags

NGSS.HS-PS2-4

6.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

How does the force of gravity between two objects change when the mass of one of the objects increases?

Fg increases

Fg decreases

It depends on the distance between the objects

Fg stays the same

Tags

NGSS.HS-PS2-4

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Media Image

As mass increases, what happens to gravitational force?

increases
decreases
stays the same
i don't know

Tags

NGSS.HS-PS2-4

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