Caused by natural sources, such as dus and smoke, and human sources, such as gas powered cars and trucks

What feature of cell theory is best demonstrated in the image

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 statement describes john tuzo wilson’s contribution to the theory of plate tectonics?