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The structure of the Earth

6th grade (Year 7 in England) · 11 questions · Common Core: NGSS.MS-ESS2-1, NGSS.MS-ESS2-3 · England: KS3 Chemistry: Earth and atmosphere (composition of the Earth)

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  1. Question 1

    Earth's structure: which statement is NOT true?

    • A. The crust is made of rock.
    • B. The Earth is hollow.
    • C. The mantle is the thickest layer.
    • D. The inner core is solid.

  2. Question 2

    Which is the thinnest layer of the Earth?

    • A. the outer core
    • B. the inner core
    • C. the crust
    • D. the mantle

  3. Question 3

    Earth's structure: which statement is NOT true?

    • A. The crust is the thickest layer.
    • B. Temperature increases as you go deeper into the Earth.
    • C. The inner core is solid.
    • D. The mantle is the thickest layer.

  4. Question 4

    How do scientists know about the inside of the Earth?

    • A. By visiting the core
    • B. By drilling to the centre
    • C. By looking at the Moon
    • D. By studying how earthquake waves travel through it

  5. Question 5

    Earth's structure: which statement is NOT true?

    • A. The crust is made of rock.
    • B. Temperature increases as you go deeper into the Earth.
    • C. The inner core is solid.
    • D. The mantle is completely liquid lava.

  6. Question 6

    Which is the thinnest layer of the Earth?

    • A. the inner core
    • B. the crust
    • C. the outer core
    • D. the mantle

  7. Question 7

    Earth's structure: which statement is NOT true?

    • A. The crust is made of rock.
    • B. Temperature increases as you go deeper into the Earth.
    • C. The mantle is the thickest layer.
    • D. The mantle is completely liquid lava.

  8. Question 8

    What is the Earth's core mainly made of?

    • A. gold
    • B. water
    • C. iron and nickel
    • D. rock and soil

  9. Question 9

    Earth's structure: which statement is NOT true?

    • A. The inner core is solid.
    • B. Temperature increases as you go deeper into the Earth.
    • C. The mantle is the thickest layer.
    • D. The mantle is completely liquid lava.

  10. Question 10

    Which layer of the Earth is liquid?

    • A. the outer core
    • B. all of them
    • C. the inner core
    • D. the crust

  11. Question 11

    Earth's structure: which statement is NOT true?

    • A. The crust is made of rock.
    • B. Temperature increases as you go deeper into the Earth.
    • C. The inner core is solid.
    • D. The crust is the thickest layer.

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Answer key: The structure of the Earth

  1. 1. B. The Earth is hollow.

  2. 2. C. the crust

  3. 3. A. The crust is the thickest layer.

  4. 4. D. By studying how earthquake waves travel through it

  5. 5. D. The mantle is completely liquid lava.

  6. 6. B. the crust

  7. 7. D. The mantle is completely liquid lava.

  8. 8. C. iron and nickel

  9. 9. D. The mantle is completely liquid lava.

  10. 10. A. the outer core

  11. 11. D. The crust is the thickest layer.