Definition
A gas most life on Earth depends on.
oxygen
Aurora Borealis is also known as the _______________
Northern lights
Which of the following layers would be most effective in protecting the earth from a solar flare?
magnetosphere
The Scientific study of the atmosphere is called
meterology
It's the lowest layer, and virtually all weather occurs here.
Troposphere
Small rocky objects that sometimes hit the Earth
meteroites
Ozone layer found near the bottom of the ________________
stratophere
The most abundant gas in the homosphere is
nitrogen
The sun is composed mostly of
hydrogen
This layer - Air temperature increases with height above earth due to ozone absorption of the sunlight
stratosphere
A chemical process plants use to make food/glucose
photosynthesis
The amount of water vapor in the air, depends on air temperature
humidity
Which atmospheric layer directly affects radio communications on Earth?
ionosphere
Which Layer has Oxygen ?
Ozone
This layer protects earth from harmful _______________
UV rays
Oxygen currently makes up approximately __________ of our atmosphere
21%
_____________ remains constant through boundaries in the atmosphere
temperature
In addition to being a protective layer, the magnetosphere also produces beautiful ______.
auroras
Oxygen released into atmosphere by _________ as they photosynthesize
plants
This layer is known as the heat sphere, and space shuttle orbits here
Thermosphere
A gas that prevented the Earth from freezing during the second atmosphere is known as __________
Carbon dioxide
Layers of the atmosphere (5)
Troposphere, stratophere, mesosphere, thermosphere, exosphere
Excessive exposure to UV rays can cause what in humans?
sunburns
___________ - removed from atmosphere by bacteria and lighting
Nitrogen
Particles become electrically charged ions in this layer
ionosphere