Paleontology

Fossil A is embedded in a layer of undisturbed sedimentary rock. Fossil B is in a different layer below that. Fossil B is___ than fossil A.

• younger
• older

What type of scientists study fossils?

• Geologists
• Archaeologists
• idoentnoeigists
• Paleontologists

A fossilized track is a...

• Rock
• Coprolite
• Trace Fossil
• Carbon Film fossil

Fossils are...

• the bones of an organism that have turned to stone over the course of thousands of years
• the preserved remains or traces of  organisms that lived at least ten thousand years ago 
• the original remains of animals that have been frozen, mummified, or otherwise preserved for a long period of time
• things that tells us about past

What comes from trees and preserves insects and other small animals?

• Tar
• Ice
• Amber
• Carbon

An example of a trace fossil would be a ___

• Dinosaur Footprint
• Bird Skull
• fern leaf
• frozen mastodon

The fossil record...

• Shows major changes in global climate 
• Shows the history of life on earth
• Helps scientists understand how species have evolved over time
• All of these are correct

We usually find fossils in...

• Igneous rock
• Sedimentary rock
• Metamorphic Rock
• Sandy Rock

Older rocks and fossils tend to be at the.....

• top
• bottom
• right side
• mall

Why is the fossil record incomplete?

• fossils get eroded away over time
• most organisms never became fossils
• scavengers and decomposers destroy most dead organisms
• all of the above