Fossils

Produced when sediments fill in a cavity made when an object decayed 

• cast
• mold
• original remains

Cavity in a rock made when an organism decayed

• cast
• mold 
• original remains

Formed when original material in skeletal remains are replaced by minerals 

• original remains 
• fossil
• permineralized remains 

Correctly sequence the layers of rocks oldest to youngest 

• A,B,C,D
• D,C,B,A

Which statement is true?

• Layer C is the oldest

• Layer B is older than Layer A

• Layer B is older than Layer C

• Layer A is the youngest

Which type of rock can contain fossils?

• Metamorphic

• Stereosonic

• Sedimentary

• Igneous

What type of fossil is pictured here?

• Mold fossil

• Trace fossil

• Cast fossil

• Body fossil

What type of fossil is pictured here?

• Mold fossil

• Trace fossil

• Cast fossil

• Body fossil

An organism that no longer exists on Earth is called

• Decayed
• Evolved
• Extinct
• Preserved

Which statement is true about the fossil record?

• It is a record of all living things
• It shows how our climate has remained the same over time
• It provides evidence for history of life on Earth
• It does not support the theory of evolution