Across
- 1. a tide with the greatest difference between high and low tide that occurs when the sun and moon are aligned with Earth at the new moon and the full moon
- 4. one of the different apparent shapes of the moon as seen from Earth
- 6. occurs when an object spins on its axis or center
- 9. the daily rise and fall of Earth's waters on its coastlines
- 10. the blocking of sunlight to Earth that occurs when the moon is directly between the sun and Earth
Down
- 2. occurs when the sun and moon pull at right angles to each other at the first and third quarters of the moon
- 3. occurs when an object orbits or goes around another object
- 5. the path of an object as it revolves around another object in space
- 7. an imaginary line that passes through Earth's center at north and south poles on which the Earth rotates
- 8. eclipse the blocking of the sunlight to the moon that occurs when Earth is directly between the sun and the moon
