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In the diagram, the thermometer held 2 meters above the floor shows a temperature of 30ºC. The thermometer on the floor shows a temperature of 24ºC. The diagram supports the concept that:
hot air rises
hot air sinks
cold air rises
warm and cold air suspend (stay in mid-air)
The coldest climates on Earth are found at the Polar Regions because they:
act as barriers for the earth
are usually closest to the Sun
receive the most direct sunlight
receive the least direct sunlight
Which diagrams shows the direction that cool air flows during a sea breeze?
The flowchart below shows part of Earth’s water cycle. The question marks indicate a part of the flowchart that has been deliberately left blank. Which process should be shown in place of the question marks to best complete the flowchart?
If the ozone layer disappeared, life on Earth would be exposed to _______concentrations of ultraviolet
no change in
none of the above
Which layer would we be able to see the Blizzard of 2010?
When Earth receives energy from the Sun, ____.
some energy is reflected back into space
some is absorbed by the atmosphere
some is absorbed by land and water on Earth's surface
all of the above
Not all areas on Earth's surface receive the same amount of radiation because Earth's surface ____.
is mostly water
Cold air has more molecules occupying a cubic centimeter of space than warm air; therefore, it has ____ pressure.
Air pressure is greatest _________ because there are more molecules of air pushing down from above.
in the troposphere
in the exosphere
at the top of the mountain
at sea level
Which global wind affects weather in the U.S.?
Which atmospheric layer has the greatest range of temperatures?