Saturn's rings are composed of?
A) chunks of ice and rock
B) methane gas
C) hydrogen
D) old satellites and other space junk lost from Earth's orbit and other space missions
Answer: A
Physics & Space Science
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Which of the following expresses 5.2 × 10-5 s correctly using the metric prefixes given?
Which of these wins the prize as the blandest appearing planet as revealed visually by space probes?
a. Jupiter b. Saturn c. Uranus d. Neptune
Physics & Space Science
A _____ is a group of stars that formed together and orbit a common center of mass
A) stellar association B) star cluster C) T Tauri star D) brown dwarf
Physics & Space Science
Active galaxies are thought to have _______ in their centers
a. accretion disks b. massive black holes c. accretion disks and massive black holes d. the Local Group e. a cluster of galaxies
Physics & Space Science