Read the observation, question, and hypothesis. then, choose the dependent variable from the list.

Which term describes the number of waves that pass a given point in a given time? crest frequency trough wavelength

How do tides affect the organisms living in intertidal zones? a. no organisms live in intertidal zones due to the tumultuous environment. b. the mechanical forces of the waves keeps the organisms clean. c. only plants live in intertidal zones because the animals float away with the waves and never return. d. the mechanical forces of the waves can dislodge the organisms from their habitat.

Which of these is a provisioning service people get from the ocean