Atmosphere

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mesosphere

the layer of the atmosphere just above the stratosphere; burns up most meteors

respiration

the process by which oxygen combines with food to release energy and carbon dioxide

exosphere

the sub-layer of the thermosphere where the atmosphere blends into space

thermosphere

layer of the atmosphere above the mesosphere where temperatures are the highest in the atmosphere

stratosphere

layer of the atmosphere just above the troposphere where the temperature remains fairly constant

meteorite

mass of stone or metal that has passed through the atmosphere and struck the earth's surface

meteoroid

mass of stone or metal traveling through space

photosynthesis

process by which plants use chlorophyll and energy from sunlight to manufacture food from carbon dioxide

provides gases for respiration and photosynthesis provides protection from UV radiation and meteorites stabilizes a habitable temperature

The atmosphere has many roles, including:

of the earth's atmosphere

The earth has fewer meteorite impacts because_____.

their amounts vary throughout the atmosphere

Carbon dioxide and water vapor are variable gases because _____.

atmosphere

Most life would not be possible without our unique

primary

Nitrogen and oxygen are _____ gases in the atmosphere.

mesosphere, thermosphere

The is the x coldest layer and the x is the hottest layer in the atmosphere.

It happens primarily in the mesosphere

There's a meteor shower tonight! What layer of the atmosphere is this happening in?

oxygen, nitrogen

What are the two main ingredients in air?

gravity

What force keeps our atmosphere from floating out into space?

In the exosphere

Where NASA lunches satellites.

argon

Which gas is the most abundant of the trace gases?

You are in the troposphere

You climbed to the top of Mount Everest, which rises to 29,000 feet. What layer of the atmosphere are you in?

You're in the stratosphere

You're flying in a plane and the seatbelt sign is turned off. What layer of the atmosphere are you in?

ozone

a molecule composed of three oxygen atoms; absorbs UV radiation

ozonosphere

a region in the upper stratosphere where ozone is concentrated

ionosphere

a sub-layer of the thermosphere containing ions

ion

an electrically charged atom


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