Chapter 9 Study Guide

Question 1

if its distance is changing from another object

Answer 1

motion

Question 2

a place or object used for comparison to determine if something is in motion

Answer 2

reference point

Question 3

the length od a path between two points

Answer 3

distance

Question 4

the length and direction that an object has moved from its starting point

Answer 4

displacement

Question 5

a quantity that consists of magnitude and direction

Answer 5

vector

Question 6

the distance travels per unit of time

Answer 6

speed

Question 7

total distance traveled divided by the total time it took

Answer 7

average speed

Question 8

the rate at which an object is moving at a given time

Answer 8

instantaneous speed

Question 9

speed in a given direction

Answer 9

velocity

Question 10

the steepness of a line on a graph

Answer 10

slope

Question 11

the rate at which velocity changes direction of an object

Answer 11

acceleration

Question 12

when an object is caused to move a certain distance

Answer 12

work

Question 13

the ability to do work or cause change

Answer 13

energy

Question 14

the energy an object has due to its motion

Answer 14

kinetic energy

Question 15

stored energy tat results from the shape or position of an object

Answer 15

potential energy

Question 16

potential energy related to an object’s height

Answer 16

gravitational potential energy

Question 17

the potential energy of objects that can be stretched or compressed

Answer 17

elastic potential energy

Question 18

an object’s combined kinetic and potential energy

Answer 18

mechanical energy

Question 19

when one form of energy is transformed to another, no energy is destroyed in the process

Answer 19

the law of conservation of energy