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Newton's Laws

Physical Science

TermDefinition
Force A push or pull on an object.
Net Force When two or more forces act on an object at the same time and create a net force.
Balanced Force Forces on an object that are equal in size and opposite in direction
Inertia The tendency of an object to resist any change in its motion
Isaac Newton The scientist that developed the laws of motion
The Law of Inertia another name for the 1st Law of Motion
True or False: In a head-on-car crash, passengers who are not wearing a seat belt continue to move forward with the same speed that the car had prior to impact True
Action & Reaction Forces a force acting in one direction and an equal force acting in the opposite
Newton's 3rd Law for every action, there is an equal and opposite reaction
Weight the force of gravity on the object and may be defined as the mass times the acceleration due to gravity
Acceleration the rate of change of velocity
Newton's 2nd Law the acceleration of an object depends on the net force acting on the object and the mass of the object F = m x a
Created by: sreid1
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