If someone gives you a congratulatory pat on the back, whats is the action force?
a) the pat on your back
b) the weight of the persons hand
c) your back pressing back on the pat
d) frictions between the person's hand and your back

1) describe the physical layout of the ocean floor ? 2) explain how the dumbo octopus swims differently than other octopus species and why this would be an advantage in the aphonic zone . 3) why are the types of organisms that live at each underwater hot vent so dramatically different ?