Show:
Fossil Types
Vocabulary
Learning from Fossils
Mixed Review
Facts
100

What is a bone fossil?

A fossil that is/was a bone.

100
Define mold fossil.
The shape of the plant or animal that has been filled with mud.
100

How many ways are there to tell the age of a fossil?

2

100

What do sharp teeth on a fossil show?

That the animal ate meat.

100

Describe what a fossil is.

A bone that is now a “rock”.

200

What is a carbon fossil?

A fossil that only has carbon left.

200
Define cast fossil.
Mud that has filled the mold fossil and has taken the shape of the plant or animal.
200

Which of the following statements is true? A. Fossils tell about many kinds of plants and animals. B. Fossils do not give us any important information. C. Fossils only teach us about dinosaurs. D. Fossils only teach us about plants.

A. Fossils tell about many kinds of plants and animals.

200
What is most likely to remain in a fossil?
Hard parts-bone, teeth, claws
200

Does a gator die from old age and become a fossil?

No, they never die from old age.

300
What is a trace fossil?
The footprint or imprint of a plant or animal.
300

Define body fossil.

Preserved remains or body parts of ancient organisms.

300
How is a mold fossil different from a cast fossil?
The mold fossil is the outline of the animal and the cast fossil is when mud fills the mold and creates the shape of the fossil.
300
Why are there not many plant fossils?
Because plants do not have hard parts so they are easily destroyed.
300

What type of rock is a fossil most likely found in?

Sedimentary rock

400
What is a mold fossil?
The imprint of an animal left in the mud that has hardened.
400

Define ichnofossil.

The bio activity of a lifeform but not the lifeform itself.

400

How can we tell the age of a fossil?

Radiocarbon/radiometric dating or relative.

400
List 3 ancient fossils that have been found that also has living members alive now days.
Ferns, camels, fish, trees, bugs.
400

Fossils are like rocks.

True.

500
What is a cast fossil?
Minerals and mud that has filled a mold and has taken the shape of the plant or animal.
500

What is the term for the process of something becoming a fossil?

Permineralization.

500

What tells us how old fossils are?

The radioactive decay of an elements like carbon-14.

500
List 3 animals that are extinct.
Woolly Mammoth, Saber tooth cat, Great Auk
500
List the steps of how a fossil is formed.
The animal dies and is buried. The soft parts rot away the bones are replaced with minerals.