Force and Motion Summative Review

A change in the position of an object is:

• Speed

• Velocity

• Position

• Motion

Gravity is:

• a force that pulls an object down to Earth

• a device used for measuring mass

• a change in the position of an object

• the space between two objects

True or False

Miles per hour is a unit of speed.

• True

• False

True or False

Second per gram is a unit of speed.

• True

• False

Force is:

• the motion of an object

• the position of an object

• a push or pull

• a change in position

Velocity is measure by an object's:

• original and new position

• push or pull

• gravity

• speed and direction

Which car is slowest?

• A

• B

• C

• D

How does friction work?

• pulls an object to Earth

• changes the direction of an object

• makes an object go faster

• pushes an object backwards

Heavier objects need more ____________ to move them.

• light

• direction

• force

• distance

Why do objects fall to the ground after being thrown into the air?

• distance

• friction

• gravity

• speed