Topic 1: Motion and Forces Review

Front

What is friction?

Back

Friction is a force that opposes the motion of an object when it is in contact with another surface.

Front

What is net force?

Back

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

Front

What happens when forces are balanced?

Back

When forces are balanced, they cancel each other out, resulting in no movement.

Front

What is energy?

Back

Energy is the ability to do work or cause change.

Front

What is the direction of motion when a force is applied?

Back

The object will move in the direction of the applied force.

Front

What is gravity?

Back

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

Front

What is an example of a non-contact force?

Back

An example of a non-contact force is gravity or magnetic force.

Front

What is an unbalanced force?

Back

An unbalanced force occurs when the total forces acting on an object are not equal, causing the object to move.

Front

What is the role of a spring force?

Back

A spring force is a force exerted by a compressed or stretched spring, pushing or pulling objects.

Front

What is an example of work being done?

Back

When you lift a backpack off the ground, you are doing work because you are applying a force over a distance.