Across
- 2. The four natural divisions of the year based on changes in temperature due to the varied amounts of sunlight; caused by the tilt of Earth during revolution (23.5 degrees)
- 6. When the earth and moon are in a direct line - the moon moves into the Earth's shadow. The moon can look red.
- 8. spins
- 10. The moon is between the Sun and Earth. You can't see the lighted half of the Moon.
- 11. The Moon is a quarter of the way around Earth. This is sometimes called a half Moon.
- 13. as the Earth spins, it also _________ around the Sun. At the same time, the Moon is also ____________ around the Earth.
- 14. The lighted side has almost disappeared.
- 18. The regular rise and fall of the ocean's surface influenced by the moon's gravity pulling on earth
- 21. When the tidal range is greatest. (full moon and new moon)
- 22. describes phases following a new moon, as more of the Moon's lighted side becomes visible
Down
- 1. moving around another object in space
- 3. The Moon is three-quarters of the way around Earth.
- 4. A curved path followed by a celestial object as it revolves around another object
- 5. The Moon is now halfway around Earth. You can see all of its lighted side.
- 7. the natural satellite of the earth, visible (chiefly at night) by reflected light from the sun.
- 9. The imaginary line through Earth that extends from the North Pole to the South Pole and is the center of Earth's rotation (23.5 degrees)
- 12. when the moon passes between the earth and sun (an eclipse of the sun occurs.) the moon looks black or you can't see it.
- 15. How many low tides and high tides are in a day
- 16. describes phases that occur after a full moon, as the visible lighted side of the Moon grows smaller
- 17. a less than average tide occurring at the first and third quarters of the moon
- 19. The luminous star around which Earth and other planets revolve; made mainly of hydrogen and helium
- 20. the force that attracts a body toward the center of the earth, or toward any other physical body having mass.