Challenge What can fossils tell you about organisms that lived in the past? Key Vocabulary: Fossil...
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Transcript of Challenge What can fossils tell you about organisms that lived in the past? Key Vocabulary: Fossil...
ACT. 90: FIGURING OUT FOSSILS
Challenge What can fossils tell you about organisms that lived in the past?
Key Vocabulary: Fossil Geologic Timescale
GETTING STARTED
What’s a fossil? Any trace of life preserved in a rock
What can fossils tell us?
What can’t fossils tell us?
Trace vs. Body Fossils
TRACE FOSSILS BODY FOSSILS Trace fossils are
fossilized evidence that an organism was there
Examples:
Fossilized remains of bodies
Examples:
TRACE VS. BODY FOSSILS
Trace Fossil Evidence of the
organism left behind.
Footprint, Bite mark, imprint ,
coprolite, burrows
Body Fossil Part of the actual
organism. Bone, Tooth, Shell
PROCEDURE
Your group will have 3 minutes to observe, sketch, and comment on 8 different fossils.
1) Sketch the fossil 2) Predict if you think the fossil is
Old, Medium, New (Write O, M, N) 3) Decide whether the fossil is a
Trace or Body fossil (Write B or T)