Fossils

Fossils can be the actual remains or the replaced remains of life.

• True

• False

Organisms trapped in amber are _______ body fossils.

• actual

• replaced

a fossil in which minerals replace all or part of an organism

• carbon film

• mold fossil

• petrified fossil

• cast fossil

fine particles of sand, dust, or mud that are deposited over time by wind or water

• extinct

• fossil

• carbon film

• sediment

the preserved remains or traces of an organism that lived in the past

• fossil

• trace fossil

• evolution

• sediment

Which type of fossils can be created when an animal walked in mud long ago and then the mud hardened intro rock?

• Cast Fossil

• Mold Fossil

• Imprint Fossil

• True Form Fossil

Which type of fossil is a mold that was filled in and then turned to rock?

• Cast Fossil

• Mold Fossil

• Trace Fossil

• True Form Fossil

What type of fossil is an imprint in a rock?

• cast 
• trace 
• mold
• whole/part 

Remains of animals can be preserved by preventing them from decaying. What substances might help preserve parts or a whole animal

• tar, amber, ice
• ice, carbonization, trace
• rock, amber, ice
• tar, carbonization, rock

Trees and sometimes marine animals are sometimes fossilized this way

• petrified

• trace
• carbonized

• preserved