Force and Motion

What is a balanced force?

• A force that causes motion

• A force that does not cause motion

Tags

NGSS.3-PS2-1

What is an unbalanced force?

• A force that does not cause a change in motion

• A force that causes a change in motion

Tags

NGSS.MS-PS2-2

What can happen to the speed of an object if unbalanced forces are acting on it? (select all that apply)

• speed up

• slow down

• change directions

• stay the same

Tags

NGSS.MS-PS2-2

What causes an object to change motion?

• a balanced force

• an unbalanced force

• equal forces

• matching forces

Tags

NGSS.MS-PS2-2

The force of the throw and the force of gravity are balanced, so the ball is not moving. (select the correct point on the graph)

• A

• B

• C

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

The force of the throw is causing the ball to continue upward. (select the correct point on the graph)

• A

• B

• C

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

The force of gravity is causing the ball to continue downward. (select the correct point on the graph)

• A

• B

• C

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

A tug of war game in which no one wins.

• Balanced forces

• Unbalanced forces

A roller coaster going fast down the first drop

• Balanced Forces

• Unbalanced Forces

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

A car hitting a wall

• Balanced Forces

• Unbalanced Forces

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2