Vocabulary
This fossil was created when an organism is quickly buried and then replaced by minerals.
What is a cast fossil?
The most common places to find fossils.
What is a in sedimentary rock?
Dinosaur bones are this type of fossil.
What are petrified or cast fossils?
These are examples of trace fossils.
What are plants, leaves, feathers, and footprints
The discovery of palm trees under the ice of Antarctica shows it was once this type of environment.
What is a tropical climate?
This kind of fossils are commonly trees or wood
What are petrified fossils?
This mammal used to live in during the Ice Age
What is a wooly mammoth?
The "king" of the dinosaurs
What is tyrannosaurus rex?
This term is used to describe a fossil's role in telling us the history of the earth.
What are the "record keepers" of the earth?
An extinct ocean shell fish that lived over 300 million years ago.
What is a trilobite?
This is why the soft parts of a shark's body are not preserved as a fossil.
What is rotting or decay?
Dinosaur tracks in coal beds can tell us that our desert was once this type of or environment.
What are tropic or swampy areas?
These are possible reasons that dinosaurs became extinct.
What is: 1.giant asteroid hit earth which changed the climate 2.many huge volcanoes erupted creating a cloud of smoke dust and ash which blocked the sunlight 3.may have starved or died because other smaller mammals ate the same food as dinosaurs ate 4.more small mammals than dinosaurs, they may have eaten their eggs ?
These are reasons why studying fossils is important.
What are ways to know about the past, see how the earth has changed, and learn about earth's history?