Force & Motion Unit Questions

Front

What is a screw?

Back

An inclined plane wrapped around a post.

Front

What is a lever?

Back

A stiff bar that moves freely on a fixed point.

Front

What does every motion have?

Back

A speed.

Front

What two measurements do you need to calculate speed?

Back

Time and distance.

Front

What type of simple machine is an inclined plane?

Back

A flat surface that is tilted at an angle.

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 gravity?

Back

A force that pulls objects toward each other, especially towards the Earth.

Front

What is a pulley?

Back

A simple machine that uses a wheel and a rope to lift objects.

Front

What is a wheel and axle?

Back

A simple machine made of a wheel attached to a rod (axle) that allows movement.