Force & Motion

Front

What is Force?

Back

A push or pull on an object.

Front

What is Motion?

Back

The change in position of an object over time.

Front

What is Friction?

Back

A force that opposes the motion of an object.

Front

What is Gravity?

Back

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

Front

What happens to an object when a force is applied?

Back

It may start moving, stop moving, or change direction.

Front

What is Speed?

Back

The distance an object travels in a certain amount of time.

Front

How do you calculate speed?

Back

Speed = Distance ÷ Time.

Front

What is the effect of increasing mass on speed when a constant force is applied?

Back

The speed will decrease.

Front

What is the relationship between force and motion?

Back

Force causes motion; without force, an object will not move.

Front

What is an example of a situation where friction is helpful?

Back

Friction helps us walk without slipping.