Fossils (Topic 17)
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What is a FOSSIL?
Fossils are the remains or signs of ancient plants and animals preserved in rocks
What does the word ANCIENT mean?
From a very long time ago
What does the word PRESERVED mean>
Reserved means it did not rot away.
True or false. Fossils are a record of the history of life on earth.
True
Why are fossils important?
Fossils are important because they tell us about plants and animals that lived millions of years ago
What does the word EXTINCT mean?
Extinct plant or animal does not live with us today
What rocks are fossils formed in?
Fossils are formed in sedimentary rocks
Fossils are found in different layers of sedimentary rock. Some of the fossils are on the lower layers and some of them are higher up.What can the scientist learn from this information?
Fossils are a record of the history of life on earth. FOSSIL LOWER DOWN ARE FROM EARLIER AGES.From the position of the fossil in the rock. scientists know that there were reptiles on the planet before mammal.
There are two types of fossils what are they?
Body fossil Trace fossil
What is a BODY fossil?
A body fossil isbhard parts of the body such as bones that form fossils
What is a TRACE fossil
A trace fossils preserved signs of animals such as footprints
Give 5 examples of body fossils
BonesTeeth ShellsLeavesStemsSeeds
Give 5 examples of trace fossils
Footprints NestEggs Burrows Animal droppings
What is special about the CYCAD TREE and its leaves
The modern Cycad leaves look very similar to the fossil Cycad leaves from a million years ago
What is special about the KIWI BIRD from new zealand
The Kiwi bird hipbone, is very similar to the dinosaurs hip bone.