Across
- 2. a hollow place in the ground
- 7. Large marsupial
- 9. Has a trunk
Down
- 1. Man's best friend
- 3. usable power that comes from heat, electricity
- 4. the clear liquid that has no color, taste, or smell
- 5. a series of changes that happen naturally
- 6. Likes to chase mice
- 8. Flying mammal
- 10. the invisible mixture of gas