28 terms

physical science

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Independent Variable
the variable you control
dependent variable
variable that changes because of something else
constant motion
a linear line in a distance v time graph
speed
the slope of a distance v time graph
reference point
what you have to identify in order to tell if motion occurs
velocity
speed and direction
displacement
distance and direction from a starting point
acceleration
slope of a speed v time graph
scientific method
what we use in life to figure things out
motion
a change in position relative to a reference point
distance
unit meters
speed
unit meters / second
acceleration
the rate in which an object changes speed or direction
no motion
a flat parallel line on a distance v time graph
negative acceleration
deceleration
positive acceleration
acceleration
final velocity
the speed an object finishes with
initial velocity
the speed an object starts with
instantaneous speed
speed of an object at a specific point
average speed
total distance / total time
metric system
scientific system of measurements
time
minutes
acceleration
object speeds up or changes direction
deceleration
object slows down or changes direction
acceleration / deceleration
meters / second^2
reference point
nonmoving point in which motion is measured
distance
speed x time
acceleration
vf - v i , dividedf by time
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