The remains or traces of plants and animals that lived long ago formed by heat and pressure over millions of years.

The breaking down or rotting of organic matter.

Rock formed from layers of sediment that are pressed together.

A sign which shows that something exists or is true.

A scientist that studies the remains of these ancient organisms, or living things.

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5 Ecosystems

Fossils TEK 5.9D

Question	Answer
Fossil	The remains or traces of plants and animals that lived long ago formed by heat and pressure over millions of years.
Decay	The breaking down or rotting of organic matter.
Sedimentary Rock	Rock formed from layers of sediment that are pressed together.
Evidence	A sign which shows that something exists or is true.
Paleontologist	A scientist that studies the remains of these ancient organisms, or living things.