Out of this world.Directions: First, look at the poster, "A New Look at the Solar System solar system, the sun and the surrounding planets, natural satellites, dwarf planets, asteroids, meteoroids, and comets that are bound by its gravity. The sun is by far the most massive part of the solar system, containing almost 99.9% of the system's total mass. ." Then solve the clues below to complete this crossword puzzle crossword puzzle, word game in which words corresponding to numbered clues are put into a grid of horizontal and vertical squares to form intersecting words. The puzzle is solved when a player supplies all of the words correctly. . To spell out the bonus words, unscramble Same as decrypt. See scramble. the letters in parentheses See parenthesis. parentheses - See left parenthesis, right parenthesis. . Down 1. This planet is the eighth from the sun: (--) -- -- -- -- -- -- 2. Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune all circle the -- (--) --. 3. The Kuiper -- (--) -- -- contains many large icy bodies, including Pluto. 4. Ceres travels through the -- -- -- (--) -- (--) -- (--) belt. 5. "To circle": -- (--) -- -- -- 6. A tug from the sun's (--) -- -- (--) -- -- -- causes the planets to circle the fiery body along distinct paths. 7. As a planet spins, it gets molded into the shape of a -- -- -- -- (--) --. Across 8. The International -- -- -- (--) -- -- -- -- -- -- -- -- Union came up with the criteria that a celestial body must meet to be called a planet. 9. Pluto, Ceres, and Eris are all -- -- (--) -- -- planets. 10. The sun is the center of our solar (--) -- -- (--) -- --. 11. Earth is one of (--) -- -- -- -- planets that orbit the sun. Bonus All planets but one rotate, or spin, from west to east. The exception is (a) -- -- -- -- --. This phenomenon is called (b) -- -- -- -- -- -- -- -- -- -- rotation. Answer Key Down: 1. Neptune 2. sun 3. Belt 4. Asteroid asteroid, planetoid, or minor planet, small body orbiting the sun. More than 10,000 asteroids have orbits sufficiently well known to have been cataloged and named; thousands more exist. 5. orbit 6. gravity 7. sphere Across: 8. Astronomical 9. Dwarf 10. system 11. eight Bonus: (a) Venus (b) retrograde retrograde /ret·ro·grade/ (ret´ro-grad) going backward; retracing a former course; catabolic. ret·ro·grade adj. 1. Moving or tending backward. 2. |
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