8th T3L1 Describing Motion and Force flashcard

Front

What happens to an object when the forces acting on it are balanced?

Back

It does not move.

Front

What type of force is required for an object to move?

Back

Unbalanced force.

Tags

NGSS.MS-PS2-2

Front

What is net force?

Back

The overall force acting on an object when all the individual forces are combined.

Tags

NGSS.MS-PS2-2

Front

What is a reference point in motion?

Back

A stationary object used to determine if another object is in motion.

Front

What is contact force?

Back

A force that requires physical contact between two objects.

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-3

Front

What is an example of a noncontact force?

Back

Gravity.

Tags

NGSS.MS-PS2-4

NGSS.MS-PS2-5

Front

What is friction?

Back

A force that opposes the motion of an object.

Front

How does gravity affect motion?

Back

It pulls objects toward each other, affecting their movement.

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-2

NGSS.MS-PS2-4

Front

What is the difference between speed and velocity?

Back

Speed is the distance traveled per unit of time, while velocity includes direction.

Front

What is inertia?

Back

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