an observational field study allows scientist to gain information about how things occur or behave in nature and what field of science would a scientist most likely perform an observational field study on how the rate of erosion is related to the widening of a river or stream with the answer, chemistry, physics, geology, or biology

Answer 1

A scientist would most likely perform an observational field study on how the rate of erosion is related to the widening of a river or stream in the field of geology. Geology involves the study of Earth's processes, including erosion, sedimentation, and the behavior of landforms over time.