Across
- 4. The Moon gets its name from the Old English word _______, which means “measure.”
- 7. 1 Moon-year is 29.5 days. This means that it takes the Moon 29.5 days to make a complete ______________ around Earth.
- 9. The Moon’s rotation matches its orbital period. This means that, as the Moon revolves around Earth, the same side of the Moon is always __________ the Earth.
Down
- 1. The gravitational pull of the Moon affects the rise and fall of ______ levels.
- 2. When a month has two full moons, the second moon is called a ______ moon.
- 3. The _______ is 238,900 miles from Earth.
- 5. Because there is no wind on the surface of the Moon, the ______________ of astronauts who walked on the Moon more than 45 years ago are still there today.
- 6. ________ is the latin word for the Moon. This word can also mean month, night, or crescent.
- 8. According to the most popular theory, the Moon was created long ago when a rock the size of _______ (about half the size of Earth) slammed into the Earth, blasting materials from Earth into orbit that came together to form the Moon.