Across
- 3. a small body of matter from outer space
- 5. a distinct period or stage in a series of events or a process of change or development.
- 6. tide a tide just after a new or full moon, when there is the greatest difference between high and low water.
- 8. a chart or series of pages showing the days, weeks, and months of a particular year
- 10. Either of the two times in the year
- 13. the force that attracts a body toward the center of the earth
- 15. the curved path of a celestial object or spacecraft around a star, planet
- 16. a group of stars
- 17. of universal a law stating that any two masses attract each other with a force equal to a constant
- 20. a small body moving in the solar system that would become a meteor if it entered the earth's atmosphere
- 21. the partially shaded outer region of the shadow cast by an opaque object
- 23. an imaginary line about which a body rotates
Down
- 1. eclipse an eclipse in which the moon appears darkened as it passes into the earth's shadow
- 2. tide a tide just after the first or third quarters of the moon when there is least difference between high and low water.
- 4. an obscuring of the light from one celestial body by the passage of another between i
- 5. orbits a star
- 7. orbit around the earth or moon or another planet in order to collect information or for communication is disrupting the space stations need to
- 8. a large, bowl-shaped cavity in the ground or on the surface of a planet or the moon, typically one caused by an explosion or the impact of a meteorite or other celestial body.
- 9. the action of rotating around an axis or center.
- 11. sun crosses the celestial equator
- 12. a forcible overthrow of a government or social order
- 13. movement, or a tendency to move, toward a center of gravity, as in the falling of bodies to the earth.
- 14. the alternate rising and falling of the sea
- 18. a fixed luminous point in the night sky
- 19. eclipse an eclipse in which the sun is obscured by the moon
- 22. the fully shaded inner region of a shadow cast by an opaque object
