Answer:
Hypothesis: an educated guess; aka the third step in the scientific method
Dependent Variable: a variable that depends on another variable often the independent variable
Independent Variable: an independent variable can be changed and does not depend on another variable; changes will affect the dependent variable
Scientific Method: a series of steps used to test possible answers to scientific questions
Speed: how fast or how slow something is moving
Velocity: a measure of the speed or direction of which something is going
Acceleration: the rate of change of the velocity of something
Slope: a number which should state the direction and steepness of something
Free Fall: the motion of gravity being the only force on an object
