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Motion Chapt. 7th gr

QuestionAnswer
change in position motion
the rate that describes how far an object moves over time speed
an objects speed and direction of motion velocity
the rate of change of an objects velocity; speeding up and slowing down or changing directions acceleration
the distance and direction that an object is from a reference point position
an amount of something measured per unit of something else rate
an object of place you use to describe the locations of other objects reference point
a point of view on the speed and direction that objects are moving and what reference point they are moving relative to reference frame
the requirements that must be met for an engineering solution to be successful criteria
limitations on an engineering solution constraints
a set of verbal or mathematical rules to describe a natural phenomenon Scientific law
states that an object's acceleration is equal to the net force on the object divided by its mass newton's second law
states that when an object exerts a force on a second object. the second object exerts a force on the first object with equal strength but in the opposite direction newton's third law
a push or a pull on an object force
the sum of all forces acting on an object Net force
forces that have a net force equal to 0 N balanced force
forces that have a net force not equal to 0 N unbalanced force
a force that opposes motion between two surfaces that are touching friction
a unit used to measure the strength of a force newton
states that an object at rest, stays at rest and an object in motion stays in motion newton's first law
Total length traveled distance
a straight line from where you begin to where you end, and it always includes a direction displacement
Created by: user-1597759
 

 



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