Across
- 3. Large or big
- 8. an animal that eats other animals
- 9. To appear
- 10. To shaking of something
Down
- 1. for, To search informations
- 2. Sound waves can travel through any ______.
- 4. the remains of old dinosaur skeletons
- 5. _____is used on radio waves.
- 6. Sound waves travel _____solid, gas, liquid.
- 7. To discover or notice something