Forces Review

Front

What is Newton's 1st Law of Motion?

Back

Objects at rest or in motion will stay as they are unless acted on by an unbalanced force.

Front

What is the force of attraction or repulsion between materials made of similar substances?

Back

Magnetism.

Front

What is the unit for force?

Back

Newton (N).

Front

What is the measure of gravity's pull on an object?

Back

Weight.

Front

What is the formula for calculating force?

Back

Force = Mass x Acceleration.

Front

What is the difference between mass and weight?

Back

Mass is the amount of matter in an object, while weight is the force of gravity acting on that mass.

Front

What is an unbalanced force?

Back

A force that causes an object to change its motion.

Front

What is gravity?

Back

A force that attracts two bodies towards each other, commonly experienced as the force that pulls objects towards the Earth.

Front

What is friction?

Back

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

Front

What is the relationship between mass and weight?

Back

Weight is the gravitational force acting on an object's mass.