Forces and Motion

Front

What is force?

Back

A push or pull that can change the motion of an object.

Front

What is motion?

Back

The change in an object's position over time.

Front

What is gravity?

Back

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

Front

What is acceleration?

Back

The rate at which an object changes its velocity.

Front

What is friction?

Back

A force that opposes motion between two surfaces in contact.

Front

What is magnetism?

Back

An invisible force that uses attraction and repulsion.

Front

What is balanced force?

Back

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

Front

What is unbalanced force?

Back

Forces that are not equal, causing a change in motion.

Front

What is velocity?

Back

The speed of an object in a specific direction.

Front

How do you calculate speed?

Back

Speed = Distance ÷ Time.