|
|
Position-Time Graphs
|
Velocity-Time Graphs
|
|
|
|
|
|
direction of motion
|
sloped up, positive direction
sloped down, negative direction
|
1st quadrant, positive direction
4th quadrant, negative direction
|
|
instantaneous velocity
|
slope of line, including + or -
|
height of line, including + or -
|
|
instantaneous speed
|
absolute value of the slope, always positive
|
absolute value of the height, always positive
|
|
at rest
|
flat line segments where position remains the same
|
flat line segments coincident with the x-axis
showing a velocity of zero
|
|
distance traveled
|
track the changes in the height of each line during the time interval requested, always +
|
calculate the areas under each line segment during the time interval requested, always +
|
|
net displacement
|
compare the y-values of the starting and ending points,
subtract yfinal - yinitial
|
calculate the cumulative areas
paying attention to + and - areas
|
|
instantaneous position
|
height of a line segment at a specific time
|
cumulative displacement when given a starting position
|
|
average speed
|
total distance / total time
|
total distance / total time
|
|
average velocity
|
net displacement / total time
slope of a secant connecting the starting and ending points
|
net displacement / total time
|