Fossils

The environment was covered by land first, then later it was covered by water.

The environment was covered by water first, then later it was covered by land.

Only land animals lived in this environment.

Only sea animals lived in this environment.

Layer V

Layer W

Layer X

Layer Y

Layer Z

a trace fossil

climate

extinct

minerals

A fossil of a wolf was found in a forest.

A fossil of a hippo was found in a riverbed.

A fossil of a shark is found in a desert.

A fossil of grass is found in a prairie.

All of the fossils are from animals from a water environment

All of the fossils are from animals from a land environment

The most recent fossils are from a land environment, and the older fossils are from a water environment

The most recent fossils are from water environments, and the older fossils are from a land environment

The environment began as an ocean or water environment, then evolved into a dry land environment

The environment of this location has never changed

The environment began as a dry land environment, then evolved into an ocean or water environment

h

The oldest fossils are found in Layer G

The youngest fossils are found in Layer G

The fossils in Layers A and B are the same age

You cannot tell the age of the fossils by looking at the layers

The desert gets cold at night

The fossil is fake

The fossil was moved there from somewhere else

The desert used to be covered with water

A

B

C

D