Fossils
Across
- 2. Fossils that form in sedimentary rock
- 4. a fossil copy of the original organism or trace
- 7. the rock layer closest to the surface is the
- 8. geologic time scale tracks earths -------------- year history
- 9. a fossil of an organism footprint, burrows, or other features
- 10. fossils remains preserved in amber,tar pits,or, ice
- 12. remains or impression of prehistoric organisms
Down
- 1. Organsims that are buried quickly after death
- 3. preserving fossils to last a long time
- 5. age the absolute age of a prehistoric rock
- 6. knowing hold on something is by counting rings
- 11. an impression left by an organism's body or trace