'Tree resin' diaporamas de présentation

Weathering, erosion, soils and fossils review

Weathering, erosion, soils and fossils review. The unweathered rock that lies below the lowest layer of soil Depostion Bedrock delta. The decayed remains of plants and animals a. delta b. soil c. humus. A large mass of deposited sediments at the mouth of a river Deposition Topsoil

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Evidence for Evolution

Evidence for Evolution. Evidence. Evidence of common ancestry among species comes from many sources. #1 Fossil Evidence. Fossils Earth is Millions of years old! Fossils in older layers are more primitive than those in the upper layers. Extinct Fossils resemble modern animals .

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Types of Preservations of Fossils

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