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Details

Chapter 1
Motion
19
Science
8th Grade
08/30/2015

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Cards

Term

reference point

(1-1)

Definition
a starting point used to describe the position off an object
Term

vector 

(1-1)

Definition
a quantity that has both size and direction
Term

displacement

(1-1)

Definition
the difference between the initial position and the final position of an object
Term

distance

(1-1)

Definition
the length of a path from one point to another
Term

dimension

(1-1)

Definition
measure in one direction
Term

speed

(1-2)

Definition
rate of change of distance with time
Term

constant speed

(1-2)

Definition
when an object travles the same distance per unit of time
Term

instantaneous speed

(1-2)

Definition
speed at a specific instant
Term

average speed

(1-2)

 

Definition
the total distance traveled divided by the total time
Term

velocity

(1-2)

Definition
the speed and direction of motion
Term

acceleration

(1-2)

Definition
the rate at which velocity changes with time
Term

rate

(1-2)

Definition
the change in something that occurs in a unit of time
Term

slope

(1-3)

Definition
the steepness of a line on a graph
Term

rise

(1-3)

Definition
the change in the y-axis (vertical distance) of a line on a graph
Term

run

(1-3)

Definition
the change in the x-axis (horizontal distance) of a line on a graph
Term

linear

(1-3)

Definition
a relationship between variables that results in a straight line on a graph
Term

nonlinear

(1-3)

Definition
a relationship between variables that results in a curve on a graph
Term

x-axis

(1-3)

Definition
horizontal axis (left to right)
Term

y-axis

(1-3)

Definition
vertical axis (up and down)
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