Flashcards
Science test feb. 8
Cards in this deck (24)
- 1Define AtmosphereGasses that surround the earth like an envelope
- 2What are the most common gasses in the atmosphere?Nitrogen and Oxygen
- 3What form of water is water vapor?Gas
- 4Why does air have pressure?Because it has mass
- 5What causes air pressure?The result of a column of air pushing down on an area
- 6When you go up what happens to air pressure?It goes down
- 7Why do you get out of breath when you climb a mountain?Because the oxygen molecules are farther apart
- 8The interment for measuring air pressure is called.......A Brameter
- 9The National Weather Service unit for measuring air pressure is called........Millibars
- 10What are the 2 layers of the Thermoshpere called?The Ionosphere and the Exosphere
- 11The ozone layer is in the.....Stradosphere
- 12The Northern lights occur in the....Ionosphere
- 13Earth's weather occurs in the.....Troposphere
- 14Almost all of the mass of the atmosphere lays on the.....Troposphere
- 15The mesosphere protects earth from....Meteoroides
- 16The ozone layer is important because.....It absorbs ultraviolet radiation
- 17For every 1 km increase in altitude in the troposphere the air gets________decrease C cooler6.5 decrease C cooler
- 18How does a liquid thermometer work?The liquid expands as the temp. gets warmer and vice virsa
- 19What is temperature?The average amount of energy in the air
- 20What is thermal energy?The exact amount of energy in the air
- 21What is the greenhouse effect?A natural process that traps heat
- 22What is the formula for converting C to FC=5/9(F-32)
- 23How is most heat in the troposphere transferred?By Convection
- 24What causes convection currents?The upward movement of warm air and the downward movement of cool air
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- Flashcards on Science test feb. 8 , created by Jana Kadel on 05/02/2018.
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- Jana Kadel · Feb 2018
- Updated
- Feb 5, 2018
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