Newton's Laws of Motion

As the fuel in a rocket ignites, the force of the gas expansion and explosion pushes out the back of the rocket and pushes the rocket forward.

When you are standing up in a subway train, and the train suddenly stops, your body continues to go foward.

After you start up your motorbike, as you give it more gas, it goes faster.

A pitched baseball goes faster than one that is gently thrown.

A swimmer pushes water back with her arms, but her body moves forward.

As an ice skater pushes harder with his leg muscles, he begins to move faster.

When Bobby, age 5, and his dad are skipping pebbles on the pond, the pebbles that Bobby's dad throws go farther and faster than his.

When you paddle a canoe, the canoe goes forward.