Pelicans tuck their wings and free-fall straight down
Chapter 2, Problem 2.74(choose chapter or problem)
Pelicans tuck their wings and free-fall straight down whei}diving for fish. Suppose a pelican starts its dive from qheight of 16.0 m and cannot change its path oncecommitted. If it takes a fish 0.20 s to perform evasive action,at what minimum height must it spot the pelican to escape?Assume the fish is at the surface of the water.
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