Unit 2 Module 1 Forces and Motion

Front

Reference Point

Back

The starting point you choose to describe the location, or position, of an object.

Front

Position

Back

An object’s distance and direction from a reference point.

Front

Motion

Back

The process of changing position.

Front

Displacement

Back

The difference between the initial, or starting, position and the final position.

Front

Speed

Back

A measure of the distance an object travels in a given amount of time.

Front

Velocity

Back

The speed and the direction of a moving object.

Front

Vector

Back

A quantity that has both magnitude and direction.

Front

Acceleration

Back

A measure of the change in velocity during a period of time.

Front

Force

Back

A push or a pull on an object.

Front

Contact Force

Back

A push or a pull on one object by another object that is touching it.