Across
- 1. a tide just after a new or full moon, when there is the greatest difference between high and low water
- 5. the time when the ocean reaches its highest level
- 8. the difference in height between the high tide and the low tide
- 9. the time when the ocean reaches its lowest level.
Down
- 2. when the moon is directly between Earth and the sun, with its shadowed side pointing towards us
- 3. when tidal force causes the oceans to stick out from the Earth
- 4. a tide just after the first or third quarters of the Moon when there is least difference between high and low tides
- 6. waves that move through the ocean in response to the forces exerted by the moon and sun
- 7. one of eight lunar phases, in which the entire round illuminated face of the Moon is visible from Earth
