Forces

Front

What is the force that attracts two objects towards each other?

Back

Gravitational force.

Front

True or False: All objects in the universe have a gravitational attraction to each other.

Back

True.

Front

What two factors determine the strength of gravity between two objects?

Back

Mass and distance.

Front

What type of force must act on an object for it to change its motion?

Back

Unbalanced force.

Front

What is the force that resists motion between two surfaces that are pressed together?

Back

Friction.

Front

What force pulls objects towards the Earth?

Back

Gravitational force.

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 example of an unbalanced force?

Back

A soccer ball being kicked.

Front

What is the term for the force that opposes the motion of an object through a fluid?

Back

Drag.

Front

What is the effect of increasing the distance between two objects on the gravitational force?

Back

The gravitational force decreases.