Velocity

Speed in a particular direction

Cause

An event or process that leads to a result or change

Effect

A result or change that happens because of an event or process.

Exert

To apply a force

Force

A push or a pull on an object that can change its motion, speed, direction, or shape.

Friction

A force between an object and the surface it is moving over.

Infer

To reach a conclusion using evidence and reasoning.

Speed

How fast an object is moving.

Matter

A thing that has mass and takes up space.

Pod

A detachable compartment or container on an aircraft or other vehicle used to house an engine, fuel tank, equipment, or personnel.

Opposite

Acting or going in the reverse direction.

Kinetic Energy

The energy that an object has because it is moving.