Science vocab

2. means that the moon is getting bigger.
3. How long it takes the moon to revolve around the earth
6. Half of a sphere
10. a force which tries to pull two objects toward each other.
13. The tide when it is at its highest point
14. the moon at any stage between the new moon and first quarter and between last quarter and the succeeding new moon when less than half of the illuminated hemisphere is visible.
15. Rotating around the center

1. The four natural divisions of the year.
4. a tide just after a new or full moon, when there is the greatest difference between high and low water.
5. A tide just after the quarters of the moon
7. Means that the moon is getting smaller
8. the alternate rising and falling of the sea, usually twice in each lunar day at a particular place, due to the attraction of the moon and sun.
9. A gibbous moon is any moon that appears more than half lighted but less than full
11. An imaginary line that planets rotate on.
12. A tide that is low
16. To make something become in a slope position.