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Earth's Layers Questions - All Grades

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Grade 6 Earth's Layers
Which of Earth's spheres is best represented by the diagram?
Layers Of The Earth
  1. biosphere
  2. geosphere
  3. atmosphere
  4. hydrosphere
Grade 6 Earth's Layers
Which letter represents Earth's mantle?
Layers Of The Earth
  1. A
  2. B
  3. C
  4. D
Grade 6 Earth's Layers
Which letter represents Earth's crust?
Layers Of The Earth
  1. A
  2. B
  3. C
  4. D
Grade 9 Earth's Layers
What is one reason that Earth's core is so hot?
  1. Coal and oil burn in the core.
  2. As heavy elements in the core decay, they produce radioactive heat.
  3. The Sun heats up Earth and causes the inside to melt.
Grade 6 Earth's Layers
Which is thicker, the oceanic crust or the continental crust?
  1. continental
  2. oceanic
Grade 11 Earth's Layers
The                 is the least dense layer of Earth.
  1. core
  2. mantle
  3. ocean
  4. crust
Grade 2 Earth's Layers
What is the outside layer of Earth called?
  1. grass
  2. surface layer
  3. crust
Grade 6 Earth's Layers
Which letter represents Earth's inner core?
Layers Of The Earth
  1. A
  2. B
  3. C
  4. D
Grade 6 Earth's Layers
The thick, hot, rocky layer around the outer core is called the
  1. mantle.
  2. inner core.
  3. crust.
  4. atmosphere.
Grade 7 Earth's Layers
Earth's inner core is made of which two elements?
  1. oxygen and silicon
  2. iron and nickel
  3. iron and silicon
  4. copper and nickel
Grade 6 Earth's Layers
Which of the following best describes the Earth's magnetic field?
  1. occasionally undergoes magnetic reversal, flipping the poles
  2. is and always has been stable and with a constant orientation
  3. will cease to exist forever within the next 2,000 years
  4. none of the above
Grade 4 Earth's Layers
Earth's surface is                 hot.
  1. never
  2. always
  3. sometimes
Grade 9 Earth's Layers
The continental crust is mainly composed of                .
  1. basalt
  2. granite
  3. limestone
  4. marble
Grade 7 Earth's Layers
The lithosphere, a hot convecting mantle, and a dense, metallic core compose                  .
  1. a volcano
  2. layers of the Sun
  3. layers of Earth
  4. plate tectonics
Grade 6 Earth's Layers
The densest part of Earth that consists of the crust, mantle, and core.
  1. Cryosphere
  2. Geosphere
  3. Biosphere
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