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Forces and Motion
Term | Definition |
---|---|
Gravity | A force that pulls everything and everybody towards Earth |
Mass | The amount of matter in an objects |
Weight | A measure of the force of Earth's gravity on the mass of an object or living thing |
Air Resistance | The force of air that slows down falling objects |
Newton's First Law | inertia |
Newton's Second Law | acceleration |
Newton's Third Law | action and reaction |