The geographers divide the earth into two types of systems as physical and human systems. The physical system is related to an all-natural ecosystem and the human system is made of the artificial ecosystem.
- The river, seas, and lakes all are a part of the physical system and so is the gulf stream that transports warm water to the shore of western Europe. Originates in the Gulf of Mexico.
- The amazon rainforest is a similar type of example which includes tropical evergreen forest resources. The san Andreas fault is a geologic phenomenon created by tectonic activity.
Hence the option A, C, and D are correct.
Learn more about the following are examples of physical systems.
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