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Fossils
200

when a fossil is found in the lower part of the dirt is it older than the ones found in the upper part 

yes 

400

What are fossils 

Fossils are remnants traces of organisms that are preserved in a layer of rock 
600

what are the 3 types of fossils 

body fossils, trace fossils, mold and cast fossils 

800

What type of rock is fossils most commonly found in 

Sedimentary 

1000

what can fossils tell us about the Earth's history 

fossils show us the adaptations of animals and how they came to be