8th grade End of Term

Front

What happens to a moving object when a force is applied in the opposite direction of its motion?

Back

The speed of the object will decrease.

Tags

NGSS.MS-PS2-2

Front

Why does a feather fall slower than a hammer when dropped at the same time?

Back

Air resistance slows the fall of the feather.

Front

What does it mean if an object is moving at a constant velocity?

Back

No net force is acting on it.

Tags

NGSS.MS-PS2-2

Front

What effect does friction have on a moving object?

Back

It causes the moving object to slow and eventually stop.

Front

What is the definition of force?

Back

A push or pull on an object that can cause it to accelerate.

Tags

NGSS.HS-PS2-1

Front

What is inertia?

Back

The tendency of an object to resist changes in its state of motion.

Front

What is the relationship between mass and weight?

Back

Weight is the force of gravity acting on an object's mass.

Tags

NGSS.MS-PS2-4

Front

What is gravitational force?

Back

The attractive force between two objects due to their mass.

Tags

NGSS.MS-PS2-4

Front

What is the role of air resistance in motion?

Back

Air resistance opposes the motion of objects moving through the air.

Front

What is Newton's First Law of Motion?

Back

An object at rest stays at rest, and an object in motion stays in motion unless acted upon by a net external force.