Astronomy Crossword

1. the last phases of the moon between full moon and new moon. The lit part of the moon is decreasing.
8. an eclipse in which the moon appears darkened as it passes into the earth's shadow.
10. the first phases of the moon between new moon and full moon. The lit part of the moon is growing.
11. The different phases of the moon are caused by the angle from which an observer on earth can see the moon illuminated by the sun as it orbits our planet. As the moon moves around the earth, you can look up in the sky and see various fractions of its surface reflecting sunlight.
13. the phase where we can only see a tiny sliver of light. The rest of the moon is dark.
15. the tide that occurs a the first or last quarter. It produces the smallest rise and fall in tides.

2. phase of the moon; the moon either when in conjunction with the sun or soon after, being invisible.
3. convex at both edges; when the moon is more than half full of light, or more than half full of darkness.
4. the large rise and fall of the tide at new or full moons.
5. to supple or brighten with light; light up.
6. The process where the moon completes one full orbit around the earth.
7. one object moves around another object.
9. the entire moon face is illuminated by the sun.
12. the force of attraction by which terrestrial bodies tend to fall toward the center of the earth.
14. these phases are the 1/4 and 3/4 marks of the lunar cycle. Half of the moon is illuminated.