2.3 Study Sheet #4
25 Questions
| Total Attempts: 88
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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