Force and Motion Test

Front

What describes a force?

Back

a push or pull

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Front

Two students on opposite sides of a box apply forces to the box. What must be true if the box doesn't accelerate?

Back

The forces are equal in strength and in opposite directions.

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-2

Front

When you are riding in a car and the car stops suddenly, you continue to move forward because of:

friction

,

gravity

,

inertia

,

centripetal force

Back

inertia

Front

According to Newton's 2nd law of motion, an object's acceleration depends on the force applied to it and its

Back

mass

Tags

NGSS.MS-PS2-2

Front

According to Newton's 3rd law of motion, what happens to a boat when a girl jumps forward off it?

Back

The boat moves backward.

Tags

NGSS.MS-PS2-1

Front

If two forces on an object at rest act in the same direction, what must be true about the motion of the object?

Back

the object must accelerate in the opposite direction of the forces

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Front

When a shopping cart is full in the grocery store, you have to push harder to get the cart to move. This is an example of

Back

Newton's 2nd law of motion

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Front

Newton's 2nd law states that to increase acceleration you must

Back

increase the force

Tags

NGSS.MS-PS2-2

Front

What units are used to measure force?

Back

Newtons

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Front

What is a force that acts against moving objects?

Back

friction