Fossils

Which of these can often cause extinction of a species? Check all that apply.

• Disease

• Over-hunting

• Invasive Species

• Loss of habitat

• Lack of food resources

What can fossils tell us about the past? (check all that apply)

• Which organisms used to live on Earth and what they looked like

• How the environment has changed

• How organisms alive today have changed and adapted over time

• How to make a taco

What can we learn about by looking at fossils? (Choose 2)

• They're really cool.

• They are evidence of ancient environments.

• They can show how sea level rise could happen.

• We can't learn anything by studying fossils.

This type of fossil is tree sap hardened and replaced by minerals.

• Petrified wood

• Imprint

• Amber

• Mold

Animal footprints, worm tunnels, and the trail that a snake leaves behind are examples of...

• Petrified Fossils

• Trace Fossils

• Cast Fossils

• Carbonized Fossils

this material does an excellent job of preserving insect remains

• cast
• amber
• mold
• carbon film

Why don't we know what many ancient plants looked like? 

• They had too many soft parts.
• They were all eaten by dinosaurs.
• There weren't ancient plants.
• They had too many hard parts.

Which type of fossil preservation is a thin carbon silhouette of the original organism?

• cast     

• carbon film    

• mold

• petrified

Correctly sequence the layers of rocks oldest to youngest 

• A,B,C,D
• D,C,B,A

Which type of rock are most fossils found?

• sedimentary rock

• metamorphic rock

• igneous rock

• fossils