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Eighth Grade (Grade 8) Atmosphere Questions

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Grade 8 Atmosphere
Earth's atmosphere contains which of the following gases?
  1. nitrogen
  2. oxygen
  3. carbon dioxide
  4. water vapor
  5. all of the above
Grade 8 Atmosphere

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Suppose you live in the temperate climate zone. What would be one characteristic of a humid continental climate?
  1. four distinct seasons
  2. a distinct wet season and a distinct dry season
  3. direct sunlight
  4. little temperature variation throughout the year
Grade 8 Atmosphere
Which of the following are the two main sources of oxygen in the air we breathe?
  1. volcanoes and animals
  2. animals and phytoplankton
  3. green plants and volcanoes
  4. phytoplankton and green plants
Grade 8 Atmosphere
Climate is the same thing as weather.
  1. True
  2. False
Grade 8 Atmosphere
What is the center of a hurricane called?
  1. focal point
  2. eye
  3. center
  4. key
Grade 8 Atmosphere
Which storm is the most common?
  1. hurricane
  2. thunderstorm
  3. tornado
  4. winter storm
Grade 8 Atmosphere
Why are the prevailing westerlies important to North America?
  1. These winds are responsible for much needed rain during a drought.
  2. These winds are responsible for wind shearing.
  3. These winds are responsible for the weather movements across Canada and the U.S.
Grade 8 Atmosphere
As altitude increases in the troposphere, the temperature
  1. increases.
  2. decreases.
  3. stays the same.
  4. goes to absolute zero.
Grade 8 Atmosphere
Climate is determined by temperature only.
  1. True
  2. False
Grade 8 Atmosphere
What is a nimbostratus cloud?
  1. A precipitating stratus cloud
  2. A dry gray fog
  3. A precipitating cumulus cloud
  4. A cloud in the ozone
Grade 8 Atmosphere
What area of the Earth generally has the warmest climate?
  1. north pole
  2. south pole
  3. equator
  4. the rainforests
Grade 8 Atmosphere
What are the three requirements to get clouds?
  1. helium, hydrogen and water
  2. air cooled to the dewpoint, oxygen and ozone
  3. water vapor, dust or smoke, air cooled below the dewpoint
  4. nitrogen, oxygen and carbon dioxide
Grade 8 Atmosphere
The way Earth's rotation makes wind curve is called                  .
  1. Coriolis effect
  2. Currents
  3. Jet stream
  4. None of the above
Grade 8 Atmosphere
This is the hottest layer of the atmosphere. It contains the ionosphere.
  1. statosphere
  2. thermosphere
  3. mesosphere
  4. exosphere
Grade 8 Atmosphere
Which of these best describes the jet stream?
  1. fast flowing, narrow air current patterns found in the tropopause layer of the atmosphere
  2. warm weather patterns that flow from west to east at the level of the thermosphere
  3. cold weather patters that flow from east to west in the stratosphere
Grade 8 Atmosphere
Which layer of the atmosphere has the greatest air pressure?
  1. Thermosphere
  2. Mesosphere
  3. Troposphere
  4. Stratosphere
Grade 8 Atmosphere
What kind of breeze is the flow of air from land to a body of water?
  1. sea breeze
  2. ocean breeze
  3. cool breeze
  4. land breeze
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