In what ways does the atmosphere protect the Earth?

The atmosphere is composed of mainly

Atmospheric pressure _____________________ with

__________________ altitude.

Which layer of the atmosphere protects Earth from meteoroids?

The ozone layer is found in this atmosphere layer.

Most weather occurs in this layer.

Describe how the ozone layer protects the Earth

What is the driving force of currents in the oceans and atmosphere?

______________is created by unequal heating of the Earth’s surface.

When air is heated it becomes

Air sinking toward the Earth’s surface causes a

Does a land breeze happen during the day or night?

When water is heated in the ocean by the sun and turns into water vapor-

When water vapor is cooled and forms droplets-

After condensation, the droplets of water in the clouds fall to Earth in different forms-

Forms of precipitation are

Precipitation occurs because

The _______________ is the driving force of the Earth’s weather.

When plants give off drops of water it is called

The sun drives the water cycle by

When water flows back into the ocean it is called

All weather is caused by

The amount of water vapor in the air

Two factors that determine climate are

measures windspeed

measures air pressure

determine the direction of the wind

measures the air temperature

measures the amount of rainfall

measures the amount of water vapor or humidity

tracks photographs and large scale movements

collects data over large areas

Is the following climate or weather:

Describes the condition of the air outdoors

Is the following climate or weather:

The average weather conditions of a region

Is the following climate or weather:

Rain that occurs on a certain day of the week

Is the following climate or weather:

Changes on a daily basis

Is the following climate or weather:

Long term conditions

What percentage of the Earth is freshwater?

Which number represents a cold front?

Which number represents a warm front?

Which number represents a stationary front?

Which number represents an occluded front?

Air masses that originate over land are called

An air mass that originated over water would be called

The boundary between two air masses is called a

A __________ front occurs when cold air pushes warm air up over the cold air creating thunderstorms along the leading edge of the front.

__________ pressure is associated with a warm front.

When two air masses collide but neither is strong enough to push the other out of the way a ________front forms.

An ________ front forms when two cold air masses converge on a warm air mass.

High pressure areas, marked by the letter ___, mean the weather will be ______.

The letter L means an area of ______ pressure and is often related to _____ weather.