Astronomy and Space- Chapter 1 Part 1 Crossword
                         
                         
                         
                         
                         
                         
                         
                         
                         
                         
                         
                         
                         
                         
                         
                         
                         
                         
                         
 
 
Down: 1) amount of matter in an object3) the days in which the sun reaches its greatest distance north or south of the equator4) a pattern or group of stars that people imagined to represent a figure5) the movement of one object around another7) a streak of light produced when a small object burns up entering Earth's atmosphere9) an object that orbits the sun 10) the force that attracts all objects toward each other12) a system of organizing time that defines the beginning, length, and divisions of the year 15) a giant ball of gas, mostly composed of hydrogen and helium Across: 2) the imaginary line that passes through Earth's center and the North and South poles6) a cold mixture of dust and ice that gives up a long trail of light as it approaches the sun8) the spinning of the Earth on its axis11)  body that orbits a planet13) every object in the universe attracts every other object14) the days in which neither hemisphere is tilted toward or away from the sun16) a slightly elongated circle or ellipse that Earth travels
 

 

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