Contact and Non-Contact Forces

Front

What is a force?

Back

A push or pull exerted on an object.

Front

What is friction?

Back

A force acting in the opposite direction of an object in motion.

Front

What is a contact force?

Back

A force that acts where two objects touch.

Front

What is a non-contact force?

Back

A force that acts at a distance without physical contact, like gravity.

Front

What is the net force?

Back

The overall force acting on an object, taking into account all individual forces.

Front

Example of a non-contact force?

Back

Moon orbiting the Earth.

Front

What is gravity?

Back

A force that pulls objects toward each other, like the Earth pulling us down.

Front

What is buoyancy?

Back

The upward force that keeps objects afloat in a fluid.

Front

What is a balanced force?

Back

Forces that are equal in size and opposite in direction, resulting in no movement.

Front

What is an unbalanced force?

Back

Forces that are not equal, causing an object to move in the direction of the greater force.