Across
- 3. A small object that orbits a larger object in space
- 5. The Earth is divided into two North and South _____________.
- 6. The North and South poles are colder because they receive less solar __________ than regions surrounding the equator.
- 11. The actual shape of the Earth, due to swelling around the equator caused from the strong outward force of the Earth's rotation (2 words).
- 13. The large round object that circles the Earth and shines at night by reflecting light from the Sun. It is a natural satellite.
Down
- 1. The scientific name for a "shooting star", or a chunk of rock or metal from space that falls through the atmosphere.
- 2. The 23.5 degree _____ of the Earth's axis as it rotates around the Sun, causing the seasons.
- 4. The planets move in an ____________ orbit around the Sun.
- 7. Small, rocky bodies that orbit (travel around) the sun.
- 8. A regular, repeating path that one object in space takes around another object.
- 9. An exploding ball of burning gas held together by gravity.
- 10. "Cosmic snowballs" made of ice, dust, and rock that orbit the sun.
- 12. Our solar system's star, the _____.