energy - the ability to do work or cause a change in matter, energy transfer  - when energy moves from one object to another, law of conservation of energy - Energy cannot be made nor destroyed, but it can change form and be transferred, potential energy  - the energy stored in something., kinetic energy  - the energy of motion, When energy is transformed - changed form one kind of energy to another, Motion - a characteristic of all matter, Speed of motion  - the distance an object travels in a particular amount of time, Direction of motion - which way an object is moving such as north, south, Force - affects the motion speed and direction,

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