Fossils

Front

Describes a group of living things that are no longer living.

Back

extinct

Front

Which type of rock are most fossils found?

Back

sedimentary rock

Front

If a scientist found a fish fossil in the desert, what can they infer?

Back

The water covered the area long ago.

Front

What needs to happen FIRST for a fossil to form?

Back

A plant or animal must die and decompose.

Front

What needs to happen SECOND for a fossil to form?

Back

A plant or animal must be covered by sediment.

Front

The diagram shows layers of sedimentary rock and examples of the fossils each layer contains. Which layer contains the oldest fossils? Options: Layer 2, Layer 4, Layer 1, Layer 3

Back

Layer 4

Front

Which fossil layer is the youngest? Options: Layer A, Layer B, Layer C, Layer D

Back

Layer A

Front

Scientists study the ____________________ to learn about the history of life, past environments on Earth, and how different groups of organisms have changed over time.

Back

fossil record

Front

Which part of an organism's body typically fossilizes?

Back

Teeth and bones

Front

What does the Law of Superposition tell us?

Back

The youngest rock is the most top layer of rock