| Term | Definition |
|
motion |
an object is in motion if it changes position relative to a reference point |
|
reference point |
a place or object used to determine if somehting is in motion |
|
meter |
unit of measure for distance |
|
speed |
Distance divided by time |
|
velocity |
speed in a given direction |
|
slope |
the steepness on a line graph |
|
plate |
a piece of the outer crust of the earth |
|
plate tectonics |
a theory describing the movement of the earth's plates over time |
|
acceleration |
the rate at which velocity changes |
|
acceleration calculation |
(final speed - initial speed) / time |