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Java Games: Flashcards, matching, concentration, and word search. |
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6 Reading "Scanning the Heavens"
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| Marco Polo | Italian trader and traveler who became famous for his travels to central Asia and China. |
| stellar | of the stars or of a star |
| celestial | of or in the sky or universe, as planets, stars, and so on. |
| revolution | the time taken for an object in space, such as a star or planet, to go around another object and return to its original position |
| cosmos | the universe considered as a harmonious and orderly system |
| kilometer | unit of measurement that is 1,000 meters |
| diameter | straight line across the center of a circle |
| astronomy | the study of the stars for scientific purposes: seasonal changes, tides, and other natural events |
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