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9 Mod. 10 Lesson 4
Term | Definition |
---|---|
Newton's First Law | An object at rest stays at rest and an object in motion stays in motion with the same speed and in the same direction unless acted upon by an unbalanced force |
inertia | matter's resistance to change in motion |
Centripetal Force | the force that causes objects to have circular motion |
Newton's second law | states the acceleration of an object is equal to the net force acting on it, divided by the object's mass. |
Newton's Third Law | For every action force there is an equal and opposite reaction force |
Momentum | a measure of how difficult it is to change the inertia of an object. |
Law of Conservation of Momentum | states that the total momentum of a group of objects stays the same unless outside forces act on the objects |
mass x velocity | momentum formula |
p | abbreviation for momentum |
mass x gravity | weight formula |
mass x acceleration | force formula |