Earth's Moon subtends an angle of about 0.5° when viewed from Earth. Charon is about 1200 km in diameter and about 18,490 km away from the surface of Pluto. How large an angle does it subtend when viewed from Pluto?
A) about the same size angle as Earth's Moon
B) about 7 times larger an angle than Earth's Moon
C) about 11 times larger an angle than Earth's Moon
D) over 100 times larger an angle than Earth's Moon
Correct Answer:
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Q2: The dwarf planet Pluto appears to be
Q3: Which one of these is a small
Q4: What is unique about the Pluto-Charon system,
Q5: Which of these solar system objects has
Q6: Compared to the planets in the solar
Q7: What is the largest moon of the
Q8: Which of these solar system objects has
Q9: Which of these objects was farthest from
Q10: Which planet or dwarf planet in the
Q11: How was the dwarf planet Pluto discovered?
A)
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