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# 8th Science Vocab

TermDefinition
Speed The rate of which an object moves
Average Speed Speed= Distance/time
Velocity tells the rate an object moves ..Think of the air traffic controller
Acceleration change of rate of movement and direction of an object ---Race car driver turning direction
Force A push or a pull
Mass the amount of matter making up an object
Independent variable the independent variable is the a variable whose values are independent of changes in the values of other variables
Dependent Variable whose value depends on that of another.
what is Newtons 1st An object at rest will remain at rest unless acted on by an unbalanced force.
What is Newtons 2nd The acceleration of an object as produced by a net force is directly proportional to the magnitude of the net force, in the same direction as the net force, and inversely proportional to the mass of the object.
What is Newtons 3rd For every action, there is an equal and opposite reaction.
Direction Direction is when the person or thing is in their point of view
Created by: ianlopez