Reference point, Can be used to determine the motion of other objects., Speed, Measures how quickly an object's position changes., Velocity, Measures an object's speed and direction., Acceleration, Measures how quickly an object's velocity changes., Speed formula, Speed = distance ÷ time, Calculating acceleration, Starting velocity, final velocity, and the amount of time taken to change velocity., Motion graph x-axis, Time, Motion graph y-axis, Position or speed, Newton's first law of motion, Objects in motion continue moving and objects at rest stay at rest until an unbalanced force changes their motion., Inertia, The tendency of an object to resist a change to its motion., Inertia and mass, An object's inertia increases as its mass increases and decreases as its mass decreases., Seat belts, A useful application of Newton's first law of motion., Newton's second law of motion, The force applied to an object is related to the object's mass and acceleration., Newton's second law formula, F = ma, Acceleration formula, a = F ÷ m, Increasing the force applied to an object, Increases its acceleration., Newton's third law of motion, Every action has an equal but opposite reaction., Action-reaction pairs, The forces described by Newton's third law., Direction of action-reaction forces, Opposite directions, Rockets, Devices created using Newton's third law of motion.

Science: Chapter 5: Matchup

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