The Air Around You
Air Pressure
Layers of the Atmosphere
Energy and Heat in the Atmosphere
Winds
100
The percent of our atmosphere that makes up all the OTHER gases, not including oxygen and nitrogen.
What is 1%?
100
Because air has mass, it exerts a force on an area or surface called
What is air pressure?
100
The layer of the atmosphere in which weather occurs is the
What is troposphere?
100
The process by which gases hold heat in the atmosphere is the
What is greenhouse effect?
100
Local winds differ from global winds because they are caused by equal/unequal (pick one) heating within a small area.
What is unequal?
200
Water in the form of gas is called
What is water vapor?
200
The _________________ of a substance can be calculated by dividing its mass by its volume.
What is density?
200
A form of oxygen with three oxygen atoms in each molecule.
What is ozone?
200
The ozone layer protects living things on Earth from
What is ultraviolet radiation?
200
Earth's rotation makes global winds curve. This is called the
What is Coriolis effect?
300
The most abundant gas in the atmosphere is
What is nitrogen?
300
The ___________, or elevation, of a mountaintop is its distance above sea level.
What is altitude?
300
Layers of the atmosphere are classified according to changes in
What is temperature?
300
An instrument called a _________________ is used to measure how hot or cold the air is.
What is thermometer?
300
The prevailing westerlies, the major wind belt over the continental United States, generally pushes air masses from
What is west to east?
400
The ________________ is the envelope of gases that surrounds the Earth.
What is atmosphere?
400
On a mountaintop, a person becomes out of breath more quickly because fewer ________________ molecules are present per cubic meter of air.
What is oxygen?
400
From Earth to space, list the main layers in our atmosphere. (4)
What are troposphere, stratosphere, mesosphere, thermosphere.
400
Energy from the sun that reaches Earth is mostly in the form of visible light, infrared radiation, and _______________ radiation.
What is ultraviolet?
400
Uneven heating of the atmosphere leads to differences in ________________ _______________, which causes wind.
What is air pressure?
500
Events in one part of the atmosphere affect other parts of the ___________________.
What is atmosphere?
500
Instruments used to measure air pressure are called
What are barometers?
500
Which layer of the atmosphere protects Earth's surface from being hit by most meteoroids?
What is mesosphere?
500
Dust sized particles and gases in the atmosphere disperse light in all directions in a process called ____________. This is why the sky looks blue!
What is scattering?
500
The increased cooling that a wind can cause is called the
What is windchill factor?
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