Describing Motion

Front

What is a frame of reference?

Back

A frame of reference is a set of objects used for comparison to determine the position of an object.

Front

How do you measure speed?

Back

Speed is measured by dividing the distance traveled by the time it takes to travel that distance.

Front

What force is acting on an object when it is falling towards the ground?

Back

Gravity is the force acting on an object when it is falling towards the ground.

Front

What can cause a change in velocity?

Back

A change in speed or direction can cause a change in velocity.

Front

What are some words used to describe direction?

Back

North, south, east, west, right, left, up, and down are all words used to describe direction.

Front

What is motion?

Back

Motion is the change in position of an object over time.

Front

What is the difference between speed and velocity?

Back

Speed is how fast an object is moving, while velocity includes both speed and direction.

Front

What is position?

Back

Position is the location of an object in relation to a frame of reference.

Front

What is the role of friction in motion?

Back

Friction is a force that opposes motion between two surfaces in contact.

Front

What is an example of a change in motion?

Back

An example of a change in motion is a car speeding up, slowing down, or turning.