7.3.1-Kelly Flashcards
Atmosphere
The gases around the earth or other planet
Altitude
the height above sea level
Density
how compact something is, the mass of what something has
Troposphere
lowest layer of earth, where precipitation takes place.
Stratosphere
above the troposphere, the highest humans can jump off from the atmosphere.
Mesosphere
above the stratosphere, 3rd layer, temperature decreases with height throughout here
Thermosphere
The thermosphere is the fourth layer of the Earth’s atmosphere that absorbs the sun’s radiation, making it very hot
source: google
Exosphere
It is also the first layer to come into contact and protect the earth from meteors, asteroids, and cosmic rays
Temperature
how hot or cold something is
Nitrogen
a gas that makes up much of the air in Earth’s atmosphere
Carbon Dioxide
a colorless and non-flammable gas at normal temperature and pressure.
Oxygen
an element that is vital for all forms of life
air pressure
he weight of air molecules pressing down on the Earth
concentration
the density of particles in an area.
condition
a mode or state of being, the state of being fit