Dating
Rocks
Fossils
Extinction
Period, Epoch,
Era
100

The rate of decay of an atom.

What is Half-life?

100

Strata

The layers of rocks are called this.

100

Remains of an organism that lived in the past.

What is a fossil?

100

The end of a group of organisms.

What is Mass Extinction?

100

The amount of time an organism lived.

What is the the time period?

200

Finding out how old one rock is compared to another rock.

What is Relative Age?

200

TRUE?FALSE

Fossils help date other fossils.

What is True?

200

The time it takes something to decay.

What is half-life?

200

The scientist that studies fossils.

Paleontologist

200

Longest geological time period.

What is the Precambrian?

300

Finding out how old a rock is in actual years.

What is Absolute Age?

300

Uses radioactive decay to determine age.

What is Absolute Dating?

300

An animal leaves a track in the mud, the sun bakes the mud. The end result is called a ____________.

What is a fossil?

300

What does a Geologist study?

What are rocks?

300

The oldest on the geologic time scale.

Cenozoic

Precambrian

Mesozoic


What is the Precambrian?

400

Relative Dating.

What is your mothers age?

400

Earth is the _______planet from the Sun.

What is Third?

400

The oldest fossils are found here.

Near the bottom layers of dirt.

400

Which fossil is older than the fish fossil?

(Diagram on the board.)

The fern.

400

Mesazoic period means Middle life.

TRUE?FALSE

True

500

TRUE?FALSE

Rock on top is young rock.

What is True?

500

Look at the diagram identify letter C.

What is the oldest layer?
500

Name the fossil.

What is an anomite?

500

Name two extinct animals/plants/reptile.

Thyliccine

Mastodon


500

In what time period do you live?

What is the Cenazoic?

M
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