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Twelfth Grade (Grade 12) Earth Science Questions

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Grade 12 Atmosphere
Which is caused by strong winds picking up moisture over warm water?
  1. Hurricane
  2. Tornado
  3. Tidal Wave
  4. Gyre
Grade 12 Geomorphology
When continental glaciers melt, the continents                           .
  1. rise isostatically
  2. fall isostatically
  3. position remains unchanged
Grade 12 Atmosphere
What does the Coriolis effect do to hurricanes?
  1. Makes them spin
  2. Makes them slow down
  3. Makes them dissipate
  4. Turns them into tornadoes
Grade 12 Earth's Layers
The two main reasons Earth's interior is hot are Earth's natural radioactive decay and
  1. accumulated solar heat.
  2. Earth used to be much closer to the sun during the Archean.
  3. heat from Earth's original formation.
  4. none of the above
Grade 12 Environmental Science
Which of the following materials has the highest value when recycled?
  1. Glass
  2. Aluminum
  3. Paper
  4. Plastic
Grade 12 Geomorphology
In a cave, where would one find a stalactite growing?
  1. From the cave floor
  2. From the cave wall
  3. From the cave ceiling
  4. Under the cave
Grade 12 Oceanography and Hydrology
Milankovitch theory could be used to try to explain which of the following?
  1. the cause of glacial periods on Earth
  2. the beginning of the solar system
  3. the cause of the extinction of dinosaurs
  4. the cause of diabetes
Grade 12 Tectonics
A rift valley does NOT form at a(n)                            .
  1. site of continental rifting
  2. divergent plate boundary
  3. mid-ocean spreading center
  4. subduction zone
Grade 12 Atmosphere
In which layer do virtually all weather phenomena take place?
  1. Mesosphere
  2. Exosphere
  3. Thermosphere
  4. Troposphere
Grade 12 Oceanography and Hydrology
What is defined as the amount of space between particles?
  1. Porosity
  2. Permeability
  3. Aquifer
  4. Hot springs
Grade 12 Earth's Layers
The core of Earth is made up of                   .
  1. ultramafic rock
  2. iron and nickel
  3. peridotite
  4. basalt and granite
Grade 12 Atmosphere
What is the main gas component of the atmosphere?
  1. Radon
  2. Water Vapor
  3. Oxygen
  4. Nitrogen
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