What is the opposing force felt when pushing an inflated tube in water called

!if we removed the wolf, snake, and hawk from this food web, what best explains the impact it would have? a) the number of producers would increase. b)the number of decomposers would increase. c)the number of primary consumers would increase. d)the numbers of primary consumers would decrease.

Models are non-visual ways of coummincating how someone thinks about something in the natural world

What would happen if the tubing with the yellow band was placed in a beaker of distilled water?