The atmosphere has layers just like onions
What are the 4 layers of the atmosphere?
The troposphere, the stratosphere, the mesosphere, and the thermosphere
What happens as altitude increases?
air pressure decreases
How much of the atmosphere is composed or nitrogen?
75%
What does the suns energy travel to earth as?
Electromagnetic waves
How is heat transferred?
Which layer does weather occur in?
the troposphere
What happens as altitude decreases?
air pressure increases
How much of the atmosphere is composed of oxygen?
21%
What type of electromagnetic wave can we see?
visible light
What is convection?
heat transferred through moving air or water
Which layer protects us from meteroids?
the mesosphere
How do you find density?
mass divided by volume
How much of the atmosphere is composed of of carbon dioxide?
1%
What type of electromagnetic waves comes to earth as heat
infrared radiation
What is conduction?
heat my physically touching something hot
Which layer has the ozone layer?
the stratosphere
What is the definition of air pressure?
the result of the weight of a column of air pushing on an area
what are the remaining gases in the atmosphere called?
trace gases
What type of electromagnetic wave causes sunburns
UV radiation
What is radiation?
heat from the sun
Which layer is the hottest?
The thermosshpere
True or false
Air has mass
true
What do nitrogen and oxygen create 99% of?
dry air
What does the greenhouse effect do?
What is temperature?
the AVERAGE amount of energy of motion in an object