Science Test Chapter 2

Front 1

What is the resistance of a liquid flowing called?

Back 1

Viscosity

Front 2

What is measured when you divide the force of outward push of a gas by the area of the walls of the container?

Back 2

Pressure

Front 3

When a truck's tires become hot, on a long trip, what happens to the pressure inside of them?

Back 3

Increases

Front 4

What law is demonstrated by a graph that shows the volume of a gas in direct proportion to its temperature under constant pressure?

Back 4

Charles' Law

Front 5

Thermal energy always flows from _________ to ________

Back 5

Warmer substance to a cooler substance

Front 6

What law is demonstrated by a graph that shows the pressure of a gas varied inversely with its volume under constant temperature?

Back 6

Boyles' Law

Front 7

A liquid changing into a solid can be described by what one word?

Back 7

Freezing

Front 8

Why does water boil at a lower temperature at higher altitudes?

Back 8

Air pressure is lower

Front 9

A solid has definite ________ and definite ________

Back 9

Volume and Shape

Front 10

What is the amount of space that a gas takes up called?

Back 10

Volume

Front 11

What happens to the volume of gas in an expandable container when it is heated?

Back 11

Increases

Front 12

Boyles' Law states: When the pressure of a gas increases at constant temperature its volume _________

Back 12

Decreases

Front 13

What happens to the volume of an inflated balloon if it is exposed to cold air?

Back 13

Decreases

Front 14

What is it called when a substance changes from a solid to a gas without passing through a liquid state?

Back 14

Sublimation

Front 15

When a gas changes to liquid the process involved is called?

Back 15

Condensation

Front 16

Which state of matter undergoes changes in volume most easily?

Back 16

Gas

Front 17

If particles spread apart and fill all the space available the matter is in which state?

Back 17

Gas

Front 18

The greater the speed of gas particles in a container the _______ the pressure?

Back 18

Greater

Front 19

When an entire substance changes from a solid to a liquid, what happens to the temperature during the time this is taking place?

Back 19

Remains the same

Front 20

When particles are packed tightly together in fixed positions what state is the matter in?

Back 20

Solid

Front 21

A graph of Charles' Law shows the relationship between the ___________ and __________ of gas.

Back 21

Temperature and Volume

Front 22

In a liquid state the particles in the matter are _______________________.

Back 22

Free to move within a container but remain in close contact

Front 23

If a line is sloping upward on a graph, from left to right, this tells us that when one variable ________ the other variable ________

Back 23

Increases/Increases

Front 24

What happens to the pressure of a gas when the temperature of a gas decreases at constant volume?

Back 24

Decreases

Front 25

A graph of Boyles' Law shows the relationship between the _______ and _______ of gas

Back 25

Volume and Pressure

Front 26

Vaporization means a ______ is becoming a ______

Back 26

Liquid and Gas

Front 27

According to Charles' Law, when the temperature of a gas increases at constant temperature what happens to its volume?

Back 27

Increases

Front 28

What kind of energy does a substance have from the movement of its particles?

Back 28

Thermal

Front 29

Thermal energy flowing from the _______ to the _______ is what causes ice to melt

Back 29

Surroundings and Ice

Front 30

The least thermal energy would be found in what state of matter?

Back 30

Solid