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Motion - Level 2

All the vocabulary for Level 2 of the Motion menu

QuestionAnswer
independent variable the data that you know ahead of time, goes on the X axis
dependent variable the data that you are collecting, goes on the Y axis
best fit line a straight line that shows the TREND of your data on a graph
extrapolation predicting values on a graph that are BEYOND your plotted points
interpolation finding values on a graph that are IN BETWEEN your plotted points
frame of reference (point of reference) the perspective from which your measurements are made - like the starting line for a race. (The most common one is "the Earth".)
momentum equation momentum = mass x velocity (P = M x V)
conservation of momentum the concept that the TOTAL momentum of two objects is the same before AND after a collision between the objects
Created by: rhk9
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