7th-Grade Natural Sciences Textbook

Selection of illustrations for a 7th-grade natural sciences textbook, including:

> schematic reconstructions of the evolution of life in two time periods, Precambrian–early Paleozoic and late Paleozoic–Cenozoic
> above and underwater representation of a marsh ecosystem
> underwater on a Paleozoic sea
> diagram of the Mercalli intensity scale
> representation of the weathering process through the seasons
> representation of the process of erosion
> representation of the process of fossilization

Media: digital
Client: Santillana Publisher – Planet Earth – 7th Grade Natural Sciences Textbook