1. Fossils What are fossils?
Formed when living things die and are buried by sediment. The sediment hardens and preserves the shape of the organism.
Generally only hard parts of an organism are preserved. The soft parts rot and/or are eaten
Bones, shells, teeth, seeds and woody stems are often preserved as fossils

2. What are the kinds of Fossils? FOLDABLE
Molds and casts
Petrified fossils
Carbon films
Trace fossils
Preserved remains

3. What do Fossils Show? Past Environments
How species (Organisms) have changed over time
Show evidence for Evolution