Download Inner versus Outer Planets Quiz Answer Key

Inner versus Outer Planets Quiz Answer Key 1) Which of the following is not an inner planet? a) Mercury b) Earth c) Neptune d) Venus 2) Venus is the only inner planet with rings. a) true b) false – no inner planet has rings 3) Which of the following is not an outer planet? a) Saturn b) Pluto c) Jupiter d) Uranus 4) On Venus, the Sun rises in the west and sets in the east. a) true b) false 5) The largest planet in the solar system is a) Earth. b) Jupiter. c) Saturn. d) the Sun. 6) All of the inner planets and their natural satellites are geologically active. a) true b) false – though they are believed to have once been active 7) The largest of the inner planets is… a) Mars. b) Earth. c) Jupiter. d) Neptune. 8) The inner planets have iron cores, so their gravity is greater than that of the outer planets. a) true b) false – their gravity is less, that is why they have lost lightweight gases 9) Planetary rings are solid structures that rotate in the opposite direction of the planets they occur around. a) true b) false – they are composed of small particles 10) The outer planets are composed primarily of low atomic weight gases. a) true b) false