4.1 Geologic Time

Fossils of fish are found under land where cows now live. What does this tell you?

• the fish were dropped their by flying birds
• this land was once under the ocean
• farmers fed the fish to the cows
• fish used to live on land

Which animal part would MOST LIKELY form a fossil?

• fur
• lung
• bone
• muscle

Why do bones and teeth remain as part of some fossils?

• they are white
• bones are large
• the parts are hard 
• bones decay easily

 These are dinosaur footprints. What is this a example of?

• All of the below!!!!!
• index fossil
• permineralized  remains
• trace fossil

What is hardened tree sap?

• coprolites
• index fossils
• gastroliths
• amber

Which best describes fossils?

• They are the preserved remains or evidence of ancient living things
• They are the preserved remains or evidence of ancient living and nonliving things
• They are the preserved bones of ancient animals
• They are impressions of plant leaves in ancient rocks

Which type of fossil is pictured? 

• mold
• cast
• carbon film
• petrified fossil

That fossil looks like a piece of a tree, but it's actually made of rock!  What type of fossil is it? 

• preserved remains
• petrified fossil
• carbon film
• trace fossil

What type of fossil is pictured? 

• preserved remains
• trace fossil
• carbon film
• petrified fossil

What type of fossil is pictured? 

• mold
• cast
• trace fossil
• petrified fossil