Science Review Unit D Chapter 1 Atmosphere and Weather

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Science ReviewUnit D Chapter 1 Atmosphere
and Weather

• EQ What makes up the Earths atmosphere?

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Earths Atmosphere

• How was Earths atmosphere first formed?
• By bacteria and other living things
• By gases from erupting volcanoes
• By a thin blanket of air around the planet
• By water vapor
• Answer B

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Earths Atmosphere

• Today, what are the gas particles in our
  atmosphere MOSTLY made of?
• Bacteria
• Volcanic gases
• Oxygen
• Nitrogen
• Answer D

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Earths Atmosphere

• What is one thing that helps keep Earth warm?
• Carbon dioxide
• Photosynthesis
• Oxygen
• Air pressure
• Answer A

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Earths Atmosphere

• Which layer of the atmosphere contains the most
  ozone?
• The stratosphere
• The troposphere
• The mesosphere
• The thermosphere
• Answer A

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Air Masses

• Most of the suns energy
• Never reaches Earth
• Is reflected back to space
• Warms the air in our atmosphere
• Warms Earths land and oceans
• Answer A

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Air Masses

• An air mass
• Is always dense
• Is air from outer space
• Is usually hotter than the ground
• Has similar properties to the land it formed over
• Answer D

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Air Masses

• Which is NOT a FACT about air masses?
• Air masses that form near Earths poles are warm.
• When two masses meet, they form a front.
• Air masses have two properties moisture content
  and temperature.
• Air over the Earth is constantly changing.
• Answer A

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Air Masses

• What does a line with half circles represent?
• An air mass
• A cold front
• A warm front
• Stratus clouds
• Answer C

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Air Masses

• Which of the following are the highest-altitude
  clouds?
• Cirrus
• Stratus
• Cumulonimbus
• Cumulus
• Answer A

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Weather

• What does a rotating-drum barometer record?
• The temperature of the air
• Changes in air pressure
• Wind speed
• The amount of humidity in the air
• answer B

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Weather

• A barometer measures air pressure. What does the
  root word baro- mean?
• Flowing
• Instrument
• Pressure
• Heavy
• Answer C

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Weather

• On weather maps, what do long lines marked with
  triangles or half circles stand for?
• Clouds
• Wind direction
• Fronts
• Snow
• Answer C

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Weather

• What does humidity mean?
• A cold air mass
• The amount of water vapor in the air
• An air mass formed over water
• A serious thunderstorm
• Answer B

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Weather

• Which weather instrument is not paired correctly
  with what is measures?
• Barometer air pressure
• Anemometer wind direction
• Psychrometer - humidity
• Thermometere temperature
• Answer B