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Earth's Layers

Quiz by Janet Carter

Grade 6-8
Science
Next Generation Science Standards

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Measures 1 skill from
Grade 6-8
Science
Next Generation Science Standards

MS-ESS2-2

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30 questions
Show answers
  • Q1
    the solid, thin, outermost layer of Earth above the mantle. The layer where we live.
    crust
    20s
    MS-ESS2-2
  • Q2
    the thickest layer, viscous (semi-solid) layer found between the Earth's crust and core
    mantle
    30s
  • Q3
    Crust that forms the continents. 35-40 km thick. Floats on top of the mantle. Thicker and less dense than oceanic crust. Composed of granite.
    Continental crust
    20s
  • Q4
    Crust that forms the ocean floors. 7-10 km thick. Thinner and more dense than continental crust. Composed of basalt.
    Oceanic Crust
    20s
  • Q5
    liquid layer of the Earth's core beneath the mantle and surrounds the inner core
    outer core
    20s
  • Q6
    densest and hottest layer of the Earth
    inner core
    20s
  • Q7
    0 to 1,000 C
    Temperature of the crust
    20s
  • Q8
    around 1,000 to 3,500 C
    Temperature of the mantle
    20s
  • Q9
    around 3,500 C to 7,000 C
    Temperature of the outer core
    20s
  • Q10
    around 7,000 C
    Temperature of the inner core
    20s
  • Q11
    mostly oxygen and silicon and the rocks granite and basalt
    composition of the crust
    20s
  • Q12
    magnesium, aluminum, silicon
    composition of the mantle
    20s
  • Q13
    LIQUID iron and nickel
    composition of the outer core
    20s
  • Q14
    SOLID iron and nickel
    composition of the inner core
    20s
  • Q15
    around 2 to 3 g/cm3
    density of the crust
    20s

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