Chapter 3 Study Guide

Question 1

has a definite shape and a definite volume

Answer 1

solid

Question 2

solids that are made up of crystals

Answer 2

crystalline solid

Question 3

when particles are arranged in an irregular pattern

Answer 3

amorphous solid

Question 4

has a definite volume but no shape of its own

Answer 4

liquid

Question 5

a substance that flows

Answer 5

fluid

Question 6

the result of an inward pull among the molecules of a liquid that brings the molecules on the surface closer together

Answer 6

surface tension

Question 7

a liquid’s resistance to flowing

Answer 7

viscosity

Question 8

can change volume very easily

Answer 8

gas

Question 9

the change in state from a solid to a liquid

Answer 9

melting

Question 10

a characteristic temperature in which melting occurs

Answer 10

melting point

Question 11

the change from a liquid to a solid

Answer 11

freezing

Question 12

the change from a liquid to a gas

Answer 12

vaporization

Question 13

vaporization that takes place only on the surface of a liquid

Answer 13

evaporation

Question 14

occurs when a liquid changes to a gas below its surface and on its surface

Answer 14

boiling

Question 15

the temperature in which liquid boils

Answer 15

boiling point

Question 16

the change in state from a gas to a liquid

Answer 16

condensation

Question 17

occurs when the surface particles of a solid gain enough energy that they form a gas

Answer 17

sublimation

Question 18

the force of a gas’s outward push divided by the area of the walls of the container

Answer 18

pressure

Question 19

when a graph of two variables is a straight line passing through the origin

Answer 19

directly proportional

Question 20

when the product of two variables is a constant

Answer 20

inversely proportional