I’ll give you some key points and after that you should be fine, tide, swept underneath and over, density differences and climate change
The surface tension of a liquid results from an imbalance of intermolecular attractive forces, the cohesive forces between molecules: A molecule in the bulk liquid experiences cohesive forces with other molecules in all directions. A molecule at the surface of a liquid experiences only net inward cohesive forces.
<h3>Playing the role as ” procoter of the help beads ”, the sea otther is able to mantian a balance of the ecosystem , naturally by conusiming sea urchins ...</h3>
<h2>I hope it is helpful for you....</h2>
Photosynthesis is a process used by plants and other organisms to convert light energy into chemical energy that, through cellular respiration, can later be released to fuel the organism's metabolic activities
