The diagram below shows the flow of organic matter through an ecosystem.

Put the organisms in order to show a path organic matter can follow as it moves from small fishes to crabs.

small fish, tuna fish, dead animal material, crabs

Explanation:

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what do the different brain waves do?

explanation:

brainwaves are produced by synchronised electrical pulses from masses of neurons communicating with each other. brainwaves are detected using sensors placed on the scalp. brainwave speed is measured in hertz (cycles per second) and they are divided into bands delineating slow, moderate, and fast waves.

density and pressure