Planets Shine Because They

Q10: A planet with no known satellites is<br>A)

Q11: An eclipse of the sun can occur<br>A)

Q12: Planetary rings<br>A) are thin sheets of rock.<br>B)

Q13: The Oort Cloud, which lies outside the

Q14: All known dwarf planets<br>A) are farther than

Q16: Which of the following is not one

Q17: The planet with the shortest year is<br>A)

Q18: Meteorites never contain<br>A) iron.<br>B) nickel.<br>C) silicate minerals.<br>D)

Q19: The surface of Mars does not contain<br>A)

Q20: Venus is very unlikely to support life