Force and Motion

Front

What is force?

Back

A push or pull on an object.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Front

What is motion?

Back

The change in position of an object over time.

Tags

NGSS.MS-PS2-2

Front

What is friction?

Back

A force that opposes motion between two surfaces in contact.

Front

What is gravity?

Back

A force that pulls objects toward each other, such as the Earth pulling us down.

Tags

NGSS.HS-PS2-4

Front

What is air resistance?

Back

A type of friction that acts against objects moving through the air.

Front

What are balanced forces?

Back

Forces that are equal in size and opposite in direction, resulting in no change in motion.

Tags

NGSS.MS-PS2-2

Front

What are unbalanced forces?

Back

Forces that are not equal, causing a change in motion.

Tags

NGSS.MS-PS2-2

Front

How does lubrication affect force?

Back

Lubrication reduces friction, making it easier to move objects.

Front

What happens when you increase the force applied to an object?

Back

The object will accelerate more if the forces are unbalanced.

Tags

NGSS.MS-PS2-2

Front

What is the relationship between mass and gravity?

Back

The more mass an object has, the stronger the gravitational pull it exerts.

Tags

NGSS.MS-PS2-4