Answer:
- the Great Barrier Reef
- the Florida Everglades
- the Labrador current
Step-by-step explanation:
- A physical system is the one that is characterized by the chosen system or the environment for the analysis, for example, the water in the lake is a sort of the physical system and thus they are categorized as natural system and hence they also include the animal digestive system, human-made physical system, and the other system that depend on the type of the energy they use.
- Like the water cycle and the oxygen and the carbon cycle and hence are important s system if the natural environment and some other examples include the solar system and the ecological systems.
- Hence the example of the great barrier reefs and the current as of the physical systems as those if the man-made systems.