Across
- 1. the outside of something
- 4. system Earth and the other planets that orbit the Sun
- 7. provide what someone/something needs
- 8. tells how hot or how cold
Down
- 2. study of the stars, planets, and other outer space objects.
- 3. state of being warm in temperature or feeling
- 5. how much of that thing there is.
- 6. round model of the world or Earth.