At the bottom of the intertidal zone, which is only exposed during the lowest tides, many invertebrates, fishes, and seaweed can be found. The intertidal zone on sandier shores is not as stratified as in the rocky areas.
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The laboratory equipment to be used are the balance and a beaker whose size depends on the volume of the unknown).
First, the mass of the empty container then pour in all the liquid and read off the mass.
Subtract the mass of the empty container from the total mass.
Peer review is having other professionals or people with similar skill sets review you work. It is important to help catch any errors.