Across
- 6. A material usually contained in water that helps to form fossils.
- 8. A type of fossil formed from carbon left over from the original plant or animal.
- 9. Part of the physical record of ancient times. It was formed by a living thing.
Down
- 1. Something that is left from a living thing after it dies.
- 2. A yellowish gum-like material from ancient, cone-bearing trees that has hardened.
- 3. A kind of print fossil. It forms when minerals from water fill up a mold of a living thing.
- 4. A type of fossil that is formed by minerals, either by permineralization or by replacement.
- 5. A type of fossil formed from an imprint of a living thing.
- 7. A kind of print fossil. It forms from an imprint of the original plant or animal into sediment. The original material then dissolves or decays away.