Forces and Motion

Which force always pulls downward on objects?

• Support force

• Friction

• Gravity

• Air resistance

An object that experiences a push or a pull has a(n) __________ exerted on it.

• Environment

• Inertia

• System

• Force

A change to an objects motion is caused by...

• Balanced force

• Unbalanced force

• Acceleration

• Velocity

When you slide a box across the floor what force must your push be stronger than?

• support force

• friction force

• gravity

• air resistance

The change in a objects position is________.

• Force

• Motion

• Reaction

• Energy

This game of tug of war is an example of _________ forces. 

• unbalanced

• balanced

• potential

• zero

What will the net force on the soccer ball be?

• 50 N to the left

• 50 N to the right

• 200 N to the left

• 200 N to the right

Which law of motion predicts that a moving hockey puck will continue to move in the same direction at the same speed unless acted upon by another force?

• Newton's First Law of Motion

• Newton's Second Law of Motion

• Newton's Third Law of Motion

• Newton's Law of Universal Gravitation

In a head-on collision, a person who is not wearing a seat belt continues to move forward at the original speed of the car because of -

• weight

• mass

• gravity

• inertia

What units is Force measured in?

• Newtons

• Grams

• Miles

• Hours