Physics question PLEASE HELP I HAVE TRIED EVERYTHING AND CAN'T GET IT!!?

Pelicans tuck their wings and free-fall straight down when diving for fish. Suppose a pelican starts its dive from a height of 16.2 m and cannot change its path once committed.If it takes a fish 0.22 s to perform evasive action, at what minimum height must it spot the pelican to escape? Assume the fish is at the... show more Pelicans tuck their wings and free-fall straight down when diving for fish. Suppose a pelican starts its dive from a height of 16.2 m and cannot change its path once committed.If it takes a fish 0.22 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
1 answer 1