Force and Motion

What is motion?

• movement from one place to another

• waves or vibrations

Tags

NGSS.MS-PS3-1

What is speed?

• the rate at which an object changes position

• the direction an object is moving

• moving fast

• change in speed or direction

Tags

NGSS.MS-PS3-1

What causes a change in the speed of a moving object?

• force

• temperature

• change in mass

• change in location

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-1

What effect does gravity always have on an object on Earth?

• makes the object move

• makes the object stay still

• pushes the object upward

• pulls the object downward

Tags

NGSS.5-PS2-1

These children are swinging. How does gravity change the motion of the children on the swings?

• Gravity pulls them down.

• Gravity pushes them forward.

• Gravity pulls them down and pushes them up.

• Gravity pushes them forward and pushes them back.

Tags

NGSS.MS-PS2-2

NGSS.MS-PS2-4

In science class, students roll four balls down a slope and record this data. Which ball is slowest?

• Ball A

• Ball B

• Ball C

• Ball D

Tags

NGSS.MS-PS3-1

The car is moving forward. How can a force shown by the arrow change the car’s motion?

• The force can make the car turn.

• The force can make the car stop.

• The force can make the car move faster.

• The force can make the car move slower.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

A car is rolling on a level street. What can make the car stop moving?

• a force that pushes straight up

• a force that pushes straight down

• a force that pushes the same direction that the car is moving

• a force that pushes the opposite of the direction that the car is moving

Tags

NGSS.MS-PS2-2

______________________ is a type of force that keeps objects in motion or slows them down.

• energy

• force

• gravity

• friction

Friction helps objects to move easier.

• True

• False

Tags

NGSS.MS-PS2-2