4Th Grade Science. Chapter 5 Review

Front 1

How far does the atmosphere extend?

Back 1

1,000 miles

Front 2

At what temperature does water change to ice?

Back 2

32 degrees

Front 3

What causes molecules to move more rapidly?

Back 3

Heat

Front 4

What supplies the energy in steam?

Back 4

Heat

Front 5

What gas makes up most of the air?

Back 5

Nitrogen

Front 6

What does the weight of the atmosphere create?

Back 6

Air pressure

Front 7

___________________ is a cloud on the ground.

Back 7

Fog

Front 8

____________ is a rain or storm cloud.

Back 8

Nimbus

Front 9

____________ is frozen raindrops that have been blown back into the cloud to form more frozen layers

Back 9

Hail

Front 10

At what temperature does water boil?

Back 10

212 degrees Fahrenheit

Front 11

_____________ is the amount of water vapor in the air.

Back 11

Humidity

Front 12

_____________ a large body of air that has the same temperature and humidity.

Back 12

Air mass

Front 13

________ the temperature at which water condenses.

Back 13

Dew point

Front 14

____________ is any form of water that falls from clouds to earth.

Back 14

Percipatation

Front 15

How much of the earth is covered by water?

Back 15

3/4

Front 16

__________ is anything that takes up space and has weight.

Back 16

Matter

Front 17

The smallest piece of a substance that still has qualities of that substance is ___________.

Back 17

Molecules

Front 18

Why do objects float?

Back 18

Surface

Front 19

______________ are molecules that are packed close together.

Back 19

Solids

Front 20

_______ are molecules that are the fastest moving molecules.

Back 20

Gases

Front 21

_____________ is rain or melted snow that falls through a layer of freezing rain.

Back 21

Sleet

Front 22

__________ is water vapor that condenses in a cloud and falls.

Back 22

Rain

Front 23

The process of changing water vapor back into a liquid.

Back 23

Condensation

Front 24

The process by which liquid water becomes water vapor.

Back 24

Evaporation

Front 25

The force which draws things down towards the center of the earth

Back 25

Gravity

Front 26

Push or pull of an object

Back 26

Force

Front 27

Ability to work

Back 27

Energy

Front 28

Water is made of ________?

Back 28

Hydrogen and oxygen

Front 29

The layer of air surrounding the earth

Back 29

Atmosphere

Front 30

A particle which makes up molecules the smallest part of matter

Back 30

Atom

Front 31

A very high thin Featherstone cloud; means curly

Back 31

Cirrus

Front 32

A large puffy cloud with a flat bottom ; means "piled up in heaps"

Back 32

Cumulus

Front 33

The temperature at which water vapor condenses

Back 33

Dew point

Front 34

Anything that takes up space and has weight

Back 34

Matter

Front 35

A scientist who studies the weather

Back 35

Meteorologist

Front 36

The smallest part of a substance that still has all the qualities of that substance

Back 36

Molecule

Front 37

A dark rain cloud

Back 37

Nimbus

Front 38

Any form of water which falls from the clouds to the earth

Back 38

Precipitation

Front 39

A low thick layer of clouds

Back 39

Stratus

Front 40

Explain the water cycle.

Back 40

As water moves from the Earth to the air and back again it changes from a liquid to a solid or a gas. This process is called the water cycle

Evaporation, condensation, precipitation