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Page 1 NS2-M3C15 - The Planets (Exam) Name:______________________________ 1 Which of the following criteria does Pluto fail to meet? A B C 2 dusty, cratered surface “greenhouse effect” surface temperature as high as 800 F smallest of the inner planets none of the above are true Moving backward; having a backward motion or direction A B C D 5 Neptune Earth Jupiter Venus Which of the following are true about Mercury? (Input all that apply, then push the ENTER button.) A B C D E 4 A planet is a body that orbits the Sun. A planet must have “cleared its neighborhood” of smaller objects around its orbit. A planet is massive enough for its own gravity to make it round in shape. Put the planets in order from shortest to longest orbital period. (Input the answers in the correct sequence, then push the ENTER button.) A B C D 3 Date:_______________________________ Reverse Motion Ephemeris Elliptical Retrograde Motion The rovers Spirit and Opportunity gathered information that supports the theory that there was once _______ on Mars. A B C D water life bacteria petroleum NS2-M3C15 - The Planets (Exam) 6 Galileo incorporated experiments to do which of the following? (Input all that apply, then push the ENTER button.) A B C D 7 the orbit the chemical makeup of its surface the atmosphere none of the above all of the above Which of the following are true about Saturn? (Input all that apply, then push the ENTER button.) A B C D 10 Reverse motion Retrograde motion Rotational axis Retro axis Saturn has over 150 moons, but what makes Titan unique? A B C D E 9 Locate major banks of clouds Measure humidity and pressure along the descent path Attempt to detect and study Jovian lightning None of the above apply. The clockwise direction of celestial bodies around the Sun; in the sky it is from east to west A B C D 8 Page 2 Saturn has a layer of clouds composed of ammonia crystals. The inner rings move faster than the outer rings. Saturn’s rings are made of frozen chunks of ice mixed with dust. Saturn has extremely high temperatures. Which of the following are true about Neptune? (Input all that apply, then push the ENTER button.) A B C D E Neptune is considered a “twin” to Uranus. The winds are up to 1,250 mph. The atmosphere is mainly hydrogen. It orbits the Sun every 65 years. None are true. NS2-M3C15 - The Planets (Exam) 11 Which of the planets listed below does not have a satellite moon? A B C D 12 South Spot Nix Olympica Tyrrhena Patera Which of the following facts about Pluto is False? A B C D 16 Mercury Venus Neptune Saturn What is the name of the Martian volcano with the largest crater width? A B C 15 That Jovian winds speeds can be in excess of 400 mph. That helium in Jupiter is very nearly the same as in the Sun. The discovery of liquid water on the surface of the planet. Evidence of liquid water beneath the moon Europa's surface. What planet was named for the Roman god of time? A B C D 14 Mars Venus Neptune Pluto Which of the following was not a discovery about Jupiter made by the Galileo spacecraft? A B C D 13 Page 3 It is considered to be a binary planetary system. For 20 years in its 248-year orbit of the Sun, it is inside the orbit of Neptune. It was discovered by Voyager 2 in 1989. Mass and density calculations indicate it is composed of rock and methane ice. A chart that serves as a timetable for movement and location of planets is known as a (n) ___________. A B C D Star chart Celestial map Atlas Almanac NS2-M3C15 - The Planets (Exam) 17 The planet which can be seen as a bright early evening or morning star because of its orbit between the Earth and the Sun is A B C D 18 Saturn Jupiter Neptune Uranus The "plane of the ecliptic" refers to the orbit of which planet? A B C D 20 Mercury Mars Venus Jupiter The exploration of this planet by the Pioneer and Voyager spacecraft is considered to be among the greatest scientific achievements of the twentieth century. A B C D 19 Page 4 Pluto Mercury Earth Venus About three-fourths of which planet's surface is covered by ironoxide dust? A B C D Jupiter Saturn Mars Pluto Page 5 NS2-M3C15 - The Planets (Exam) Answer Key: NS2-M3C15 - The Planets (Exam) Question: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Answer B DBCA ACD D A AC B C ABC ABC B C D A C D C A C C