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Physics Chapter Three Test
Models of Motion
14
Physics
12th Grade
09/23/2008

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Term
Speed is hte measure of _______ _______ in a given amount of _______
Definition
Speed is hte measure of distance traveled in a given amount of time
Term
equation for calculating speed
Definition
v=d/t
Term
units for speed are
Definition
meters/seconds
Term
distance- _________ an object in motion travels in ________-
Definition
distance- how far an object in motion travels in meters
Term
displacement is the _________of an object in motion from initial position to final position.
Definition
displacement is the chagne in position of an object in motion from initial position to final position.
Term
velocity is the change in ___ of an object over a ________ ____________
Definition
velocity is the change in displacement of an object over a time interval
Term
constant speed= objects tdo not __________ or _________-. Objects cover ______ amount of ________ each ____ interval.
Definition
constant speed= objects tdo not slow down or speed up. Objects cover equal amounts of distance each time interval.
Term
constant velocity- constant speed in ____________
Definition
constant velocity- constant speed in one direction
Term
a graph shows how _______ are related with a picture
Definition
a graph shows how two variables are related with a picture
Term
independent variable- this is the variable that you as the experimenter are free to change. It is usually plotted on the ___ or __________ axis. It is sometimes called the ______ variable.
Definition
independent variable- this is the variable that you as the experimenter are free to change. It is usually plotted on the x or horizontal axis. It is sometimes called the manipulated variable.
Term
Dependent variable- the value of this variable depends on changees in the independent variable. It is plotted on the _____ or the _________ axis. It is sometimes called the ________ variable.
Definition
Dependent variable- the value of this variable depends on changees in the independent variable. It is plotted on the y or the vertical axis. It is sometimes called the responding variable.
Term
HIM stands for_______-
VDR stands for ________
Definition
horizontal independent manipulated
vertical dependent responding
Term
a graph can be used as a _____-- to make _________ based on the relationship between x and y variables.
Definition
a graph can be used as a model to make predictions based on the relationship between x and y variables.
Term
a position is always specified ________ to a _____ ________ or a __________________.
Definition
a position is always specified relative to a reference point or a frame of reference.
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