The Atmosphere
Which gas makes up most of the atmosphere?
Argon
Carbon dioxide
Nitrogen
Oxygen
Nitrogen
Boiling water is an example of which type of energy transfer?
Convection
The global movement of air occurs in convection cells. In general, how does air move?
- From areas of higher pressure to areas of lower pressure
- From areas of lower pressure to areas of higher pressure
- From areas of higher temperature to areas of lower temperature
- From areas of lower temperature to areas of higher temperature
From areas of higher pressure to areas of lower pressure
True or False: Air pollution only happens outdoors.
False!
The ozone layer is a part of which layer of the atmosphere?
Stratosphere
Cooler air molecules coming into contact with warm ground causing energy to be passed to the air is an example of which type of energy transfer?
Conduction
If something is being carried by westerlies, what direction is it moving towards?
East
True or False: The lower the air quality index, the more likely people are to have health problems related to the air quality.
False!
In which layer of the atmosphere does weather happen?
Troposphere
Which process transfers the sun’s energy between particles as well as through empty space?
Radiation
What is the term that describes the movement of air caused by differences in air pressure?
Wind
Name one source of outdoor air pollution
Answers vary
What is one way that you can protect yourself from the sun's harmful ultraviolet radiation?
Answers vary
What is the term that explains why hot air balloons rise?
Thermal expansion
What is the term for the wind systems that occur at or near Earth's surface?
Global winds
Name one source of indoor air pollution
Answer vary
As altitude increases, what happens to air pressure?
Air pressure decreases
What is the term that explains why land, air, and water temperatures can differ?
Specific Heat
What is the term for narrow belts of high-speed wind that blow from west to east?
Jet Streams
What is the term for what forms when ground-level ozone and vehicle exhaust react in the presence of sunlight?
Smog