Review: Forces at a Distance

The Law of Universal Gravitation tells us that the gravitational force between two objects depends on ___________ the objects.

• only the charges of

• only the distance between

• only the masses of

• the charges of and distance between

• the masses of and distance between

Tags

NGSS.MS-PS2-4

Which of the following graphs shows how the gravitational force exerted by an object (y-axis) changes as the mass of the object (x-axis) increases?

• 
• 
• 

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NGSS.MS-PS2-4

Which of the following graphs shows how the gravitational force between two objects (y-axis) changes as the distance (x-axis) increases?

• 
• 
• 
• 

Tags

NGSS.MS-PS2-4

NGSS.MS-PS2-5

NGSS.MS-PS3-1

What unit is used to measure the gravitational force between two objects?

• Newtons (N)

• Coulombs (C)

• meters (m)

• kilograms (kg)

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-5

What unit is used to measure the masses of the planet and moon?

• Newtons (N)

• Coulombs (C)

• meters (m)

• kilograms (kg)

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

This image shows that objects with opposite charges _________ each other.

• attract

• repel

• do not affect

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NGSS.MS-PS2-3

NGSS.MS-PS2-5

This image shows that objects with the same charges _________ each other.

• attract

• repel

• do not affect

Tags

NGSS.MS-PS2-3

How would we describe the force between the balloon and the sweater shown in the image?

• attraction

• repulsion

• no force

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

How would we describe the force between the balloon and the sweater shown in the image?

• attraction

• repulsion

• no force

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

How would we describe the force between the balloon and the positively-charged protons wall?

• attraction

• repulsion

• no force

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5