Question: Pelicans tuck their wings and free fall straight down when diving for fish. Suppose a pelican starts it dive from a height of 16.0m and

Pelicans tuck their wings and free fall straight down when diving for fish. Suppose a pelican starts it dive from a height of 16.0m and cannot change its path once committed. If it takes a fish 0.20s 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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