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Physics Exam Review

Physics

QuestionAnswer
base unit? one unit
derived unit? two or more base units combined together
distance? total length travelled
displacement? measurement from starting point to ending point
kinematics? how they move
dynamics? why they move
Velocity? represented by a vector; speed with direction
Scalar? speed
directly proportional? if the first thing decreases then the second thing decreases
inversely proportional? if the first thing decreases then the second thing increases
solving a physics problem: (1)draw it and label,(2)list what you are given,(3)write what you are looking for,(4)match variables to proper formula,(5)subsitute values in formula,(6)check answer-logical,(7)box your answer
free fall? formula? falling with no air resistance ; Vf=gt
acceleration? change in velocity
velocity? speed with direction ; displacement/time
Created by: Imari Wright