CSET Science: Subtest I 100% SOLUTIONS

CSET Science: Subtest I 100% SOLUTIONS What are the three shapes galaxies take? a. spiral, elliptical, irregular b. irregular, spiral, flat c. elliptical, irregular, pancake shaped d. spiral, circular, elliptical - ANSWER A Which type of galaxy do astronomers believe is very evolved? a. elliptical b. spiral c. barred d. irregular - ANSWER A In which type of galaxy are the stars are in random orbit instead of rotating? a. Spiral b. Pancake c. Elliptical d. Barred - ANSWER C What do astronomers believe about all the structures of the cosmos we see today? a. That they appeared immediately after the Big Bang. b. That they began as small fluctuations or changes in the density in small areas of the universe. c. That the structures are made entirely of dark matter. d. That the structures are never changing. - ANSWER B Which planet is the smallest in the solar system? a. Mercury b. Venus c. Both Mercury and Venus d. Earth e. Mars - ANSWER A Which of the planets rotates backwards? a. Venus b. Earth c. Mars d. Both Venus and Earth e. Mercury - ANSWER A Which of the inner planets is the hottest? a. Both Mercury and Venus b. Venus c. Earth d. Mars e. Mercury - ANSWER B Which of the planets has a large satellite? a. Mars b. Earth c. Mercury d. Venus e. Mars and Earth - ANSWER B What are the planets in order from the sun? a. Earth, Mars, Venus, Mercury b. Venus, Earth, Mercury, Mars c. Mercury, Venus, Earth, Mars d. Venus, Mercury, Earth, Mars e. Mars, Earth, Venus, Mercury - ANSWER C Which planet is known for its rings? a. Pluto b. Uranus c. Neptune d. Saturn e. Jupiter - ANSWER D