Science Crossword Puzzle

1234567891011
Across
  1. 4. moon phase that is more than half full
  2. 5. the action or process of rotating on or as if on an axis
  3. 6. cloud of superheated gases and other elements formed by the explosive death of a massive star
  4. 7. major grouping of stars that forms a relatively narrow band when plotted on Hertzsprung-Russell diagram
  5. 9. the sun and moon are directly in line with the earth and their gravitational pulls reinforce each other
  6. 10. Graphic representation of the surface features of a place or region on a map
  7. 11. largest known stars that consume helium in their core
Down
  1. 1. the action by a celestial body of going round in an orbit or elliptical course
  2. 2. theory that Earth's outer shell is divided into several plates
  3. 3. phase occurring between full moon and new moon
  4. 8. when the sun, earth,and moon form a right angle and the gravitational pull of the sun counteracts the pull of the moon