Contact and Non-Contact Forces

Front

What is a NON-CONTACT force?

Back

A push or pull force where the objects are not touching.

Front

What is a CONTACT force?

Back

A push or pull force where the objects are touching.

Front

What is FRICTION?

Back

A contact force that opposes the motion of an object.

Front

What is the difference between MASS and WEIGHT?

Back

Mass DOES NOT change if the force of gravity changes. Weight DOES change if the force of gravity changes.

Front

What are the poles of a magnet called?

Back

North and South Pole.

Front

What is GRAVITY?

Back

A force that attracts two bodies towards each other, depending on their masses.

Front

What is an example of a NON-CONTACT force?

Back

Magnetic force, as it can attract or repel without touching.

Front

What is an example of a CONTACT force?

Back

Friction, as it requires contact between surfaces.

Front

How does mass affect weight on different planets?

Back

Weight varies with gravity, but mass remains constant regardless of location.

Front

What is the role of gravity in weight measurement?

Back

Weight is the force exerted by gravity on an object.