frame of reference - ANSWER a place or object that you assume is not moving
most common example of a frame of referance - ANSWER earth
scalar - ANSWER quantity that measures only magnitude(mass, time)
vector - ANSWER quantity that measures magnitude and direction(force)
position - ANSWER location of an object described by using a reference point
distance - ANSWER length traveled or separation between 2 positions
displacement - ANSWER distance in a given direction
speed - ANSWER how fast an object moves
speed= - ANSWER distance/ time
units for speed - ANSWER units for distance/ units for time
constant speed - ANSWER speed that doesn't change
average speed - ANSWER total distance/ total time
, instantaneous speed - ANSWER speed at any moment
velocity - ANSWER speed in a given direction
equilibrium - ANSWER if rate forward= rate backward; no overall movement
acceleration - ANSWER the time rate of change in velocity
acceleration= - ANSWER vf-vi/t
units for acceleration - ANSWER m/s^2, km/h^2, ft/min^2
uniform speed graph - ANSWER
non-uniform speed graph - ANSWER
stationary object graph - ANSWER
forces - ANSWER a push or a pull that one object exerts on another object
net force - ANSWER combination of multiple forces
friction - ANSWER force that opposes motion between 2 surfaces that are touching
static - ANSWER not moving, strongest of all types of friction
kinetic - ANSWER in motion
types of kinetic friction - ANSWER sliding, rolling, fluid
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