quiz

The Moon

1. What is the study of the lunar surface called?

  • A) Lunology
  • B) Cosmology
  • C) Selenology
  • D) Moonology
C) Selenology Explanation

2. What is the average distance between the Moon and Earth?

  • A) 238,900 km
  • B) 384,400 km
  • C) 30 times Earth's diameter
  • D) 750,000 kilometers
B) 384,400 km Explanation

3. How long is a lunar day?

  • A) 24 hours
  • B) 29.5 Earth days
  • C) 30 days
  • D) 12 hours
B) 29.5 Earth days Explanation

4. What are the dark features on the Moon’s surface called?

  • A) Craters
  • B) Highlands
  • C) Oceans
  • D) Maria
D) Maria Explanation

5. How much is the Moon’s distance increasing from Earth each year?

  • A) 1.5 inch
  • B) 1 mile
  • C) 10 inches
  • D) 10 miles
A) 1.5 inch Explanation

6. What is the duration of the Moon’s complete orbit around Earth?

  • A) 25 days
  • B) 29.5 days
  • C) 27.32 days
  • D) 30 days
C) 27.32 days Explanation

7. What is the Moon’s atmosphere called?

  • A) Troposphere
  • B) Stratosphere
  • C) Exosphere
  • D) Mesosphere
C) Exosphere Explanation

8. What makes the Moon appear larger when it is close to the horizon?

  • A) Doppler effect on moonlight
  • B) Lunar expansion
  • C) Earth's magnetic field
  • D) Moon illusion
D) Moon illusion Explanation

9. What is the primary reason astronauts appear to bounce on the Moon’s surface during moonwalks?

  • A) Reduced gravitational pull
  • B) Increased gravitational force on the Moon
  • C) Magnetic forces
  • D) Greater air resistance
Reduced gravitational pull Explanation

10. What is the approximate angular size of a lunar halo observed around the Moon in the sky?

  • A) 11 degrees
  • B) 22 degrees
  • C) 45 degrees
  • D) 90 degrees
B) 22 degrees Explanation

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