Chapter 7 Quiz

Newton put ideas about gravity together in the ........

• Three Law of Motion

• Universal Law of Gravity

• Law of the Universe

• Law of Gravity

To change position is called.....

• relocation

• motion

• moving

• friction

A push or pull is called.......

• motion

• gravity

• force

• friction

The invisible force that resists motion is...

• gravity

• inertia

• friction

• motion

To find the speed of an object you need to know___________________ and time.

• motion

• distance

• acceleration

• elapsed time

The length of time that passes from one event to another is...

• average speed

• constant speed

• elapsed time

• inertia

If the result of calculating acceleration in a negative number, an object is...

• accelerating

• decelerating

• moving at a constant speed

• going up hill

An object at rest says a rest unless acted up by a force or an object in motion tends to stay in motion. This is Newton's.....

• First Law of Motion

• Second Law of Motion

• Third Law of Motion

• Universal Law of Gravity

Another word for Newtons First Law of Motion is..

• gravity

• friction

• inertia

• force

You have to push back on your skateboard to make it go forward. Which of Newton's Laws is this?

• The First Law. Inertia

• The Second Law. Force = Mass x Acceleration

• The Third Law. For every action there is an equal and opposite reaction.

• None of these