Balanced & Unbalanced Forces

Front

What are balanced forces?

Back

Balanced forces are two or more forces acting on an object that cancel each other out, resulting in no change in motion.

Front

What are unbalanced forces?

Back

Unbalanced forces are forces that do not cancel each other out, causing an object to move or change its motion.

Front

Give an example of balanced forces.

Back

A book resting on a table is an example of balanced forces because the force of gravity pulling it down is balanced by the table pushing it up.

Front

Give an example of unbalanced forces.

Back

A person pushing a shopping cart forward while another person pulls it backward is an example of unbalanced forces.

Front

What happens when forces are balanced?

Back

When forces are balanced, the object remains at rest or continues to move at a constant speed in a straight line.

Front

What happens when forces are unbalanced?

Back

When forces are unbalanced, the object will accelerate in the direction of the net force.

Front

How can you tell if forces are balanced?

Back

You can tell if forces are balanced if the object does not move or if it moves at a constant speed.

Front

What is the net force?

Back

The net force is the overall force acting on an object after all the forces are combined.

Front

If a chair is not moving, what can you say about the forces acting on it?

Back

The forces acting on the chair are balanced.

Front

What is an example of a situation with unbalanced forces?

Back

A car accelerating down the road is an example of unbalanced forces.