2.3 Study Sheet #4

25 Questions | Total Attempts: 88

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2.3 Study Sheet #4

Questions and Answers
  • 1. 
    Which of the following do all the terrestrial planets have in common?
    • A. They all have moderate temperatures.
    • B. They all have a solid, rocky surface.
    • C. They all have liquid cores.
    • D. They can all support human life.
    • A. 

      A

    • B. 

      B

    • C. 

      C

    • D. 

      D

  • 2. 
    At 15.6 million degrees Celcius, the temperature of the sun's core is high enough for nuclear _____ to occur.
  • 3. 
    Visible light comes from which one of the sun's layers?
    • A. The core
    • B. The radiative zone
    • C. The convection zone
    • D. The photosphere
    • E. The corona
    • A. 

      A

    • B. 

      B

    • C. 

      C

    • D. 

      D

    • E. 

      E

  • 4. 
    Solar flares may be seen in the sun's _____.
  • 5. 
    Which best describes how the sun rotates?
    • A. The sun rotates once each year.
    • B. The sun does not rotate.
    • C. The sun rotates every 11 years.
    • D. The sun rotates more slowly at its poles.
    • A. 

      A

    • B. 

      B

    • C. 

      C

    • D. 

      D

  • 6. 
    The sun rotates _______.
    • A. once per year.
    • B. around Earth once per year.
    • C. every 31 days.
    • D. at different speeds along its sphere.
    • A. 

      A

    • B. 

      B

    • C. 

      C

    • D. 

      D

  • 7. 
    It takes an extremely high temperature for nuclear _____ to occur inside the sun.
  • 8. 
    Prominences may be seen in the sun's _____.
  • 9. 
    How do we know the sun rotates?
    • A. Both sides are red-shifted.
    • B. Both sides are blue-shifted.
    • C. Because Earth rotates.
    • D. One side is blue-shifted and the other side is red-shifted.
    • A. 

      A

    • B. 

      B

    • C. 

      C

    • D. 

      D

  • 10. 
    What do all of the terrestrial planets have in common?
    • A. They all have solid cores.
    • B. They all have rocky surfaces.
    • C. They all have liquid cores.
    • D. They all have liquid water.
    • A. 

      A

    • B. 

      B

    • C. 

      C

    • D. 

      D

  • 11. 
    In which layer of the sun is energy transferred between atoms?
    • A. The core
    • B. The radiative zone
    • C. The photosphere
    • D. The convection zone
    • E. The corona
    • A. 

      A

    • B. 

      B

    • C. 

      C

    • D. 

      D

    • E. 

      E

  • 12. 
    Why are Mercury, Venus, Earth and Mars called the "terrestrial" planets?
    • A. They all have solid cores.
    • B. They are all made of rock.
    • C. They all have liquid cores and rocky surfaces.
    • D. They have all been able to support some form of life.
    • A. 

      A

    • B. 

      B

    • C. 

      C

    • D. 

      D

  • 13. 
    The sun produces energy from matter in its core through the process of _______.
  • 14. 
    Which lists the terrestrial planets in order from smallest to largest?
    • A. Mercury, Venus, Earth, Mars
    • B. Mercury, Venus, Mars, Earth
    • C. Mercury, Mars, Venus, Earth
    • D. Mercury, Mars, Earth, Venus
    • A. 

      A

    • B. 

      B

    • C. 

      C

    • D. 

      D

  • 15. 
    Of all the rocky planets, Mars is the one humans are most likely to colonize.
    • A. True
    • B. False
    • A. 

      True

    • B. 

      False

  • 16. 
    Which planet experiences the smallest range of temperatures?
    • A. Earth
    • B. Venus
    • C. Mercury
    • D. Mars
    • A. 

      A

    • B. 

      B

    • C. 

      C

    • D. 

      D

  • 17. 
    Of all the rocky planets, Venus is the one humans are most likely to colonize.
    • A. True
    • B. False
    • A. 

      True

    • B. 

      False

  • 18. 
    Which planet experiences the widest range of temperatures?
    • A. Mercury
    • B. Venus
    • C. Earth
    • D. Mars
    • A. 

      A

    • B. 

      B

    • C. 

      C

    • D. 

      D

  • 19. 
    Which planet has high temperatures due to the runaway greenhouse effect?
    • A. Venus
    • B. Earth
    • C. Mercury
    • D. Mars
    • A. 

      A

    • B. 

      B

    • C. 

      C

    • D. 

      D

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