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Ninth Grade (Grade 9) Atmosphere Questions

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Grade 9 Atmosphere
What is a circular pattern of updrafts, downdrafts, and wind?
  1. Weather pattern
  2. Convection cell
  3. Coriolis effect
  4. Isobar
Grade 9 Atmosphere
Hurricanes are more properly called tropical                .
  1. disturbances
  2. depressions
  3. cyclones
  4. tornadoes
Grade 9 Atmosphere
Which of the following is thought to be a source of oxygen in Earth's early atmosphere?
  1. outgassing
  2. precipitation
  3. cyanobacteria
  4. tectonic activity
Grade 9 Atmosphere
Stratus clouds are usually an indication of what?
  1. Clear weather
  2. Precipitation
  3. Lightning
  4. Moisture high in the atmosphere
  5. Waterspouts
Grade 9 Atmosphere
A hurricane can cause sea level to rise because the air pressure under the hurricane
  1. is higher than normal.
  2. is lower than normal.
  3. is the same as usual.
Grade 9 Atmosphere
The northern lights and the southern lights are examples of                .
  1. cosmic rays
  2. sunspots
  3. auroras
  4. thunderstorms
Grade 9 Atmosphere
What three factors determine the classification of a hurricane on the Saffir-Simpson Scale?
  1. storm elevation, barometric pressure, and destructive potential
  2. barometric pressure, destructive potential, and wind speed
  3. destructive potential, wind speed, and storm elevation
  4. wind speed, barometric pressure, and storm elevation
Grade 9 Atmosphere
Compared to other clouds, fogs are
  1. a different composition.
  2. at lower altitudes.
  3. colder.
  4. thicker.
Grade 9 Atmosphere
Which layer is the Mesosphere?
Atmosphere Without Text Labels
  1. A
  2. B
  3. C
  4. D
  5. E
Grade 9 Atmosphere
Water taken from plants on Earth's surface into the air is called which of the following?
  1. evaporation
  2. transpiration
  3. condensation
  4. sublimation
Grade 9 Atmosphere
Cumulus clouds are usually an indication of what?
  1. Drought
  2. Tornadoes
  3. Snow
  4. Fair weather
  5. Lightning
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