Unformatted text preview: E The Archarﬁsh Joseph Marcus ThB ﬂmhm'ﬁﬂ'l is a type ﬂfﬁS-h W31] 1010M] fﬂi'l'tﬁ ability 11' At what speed 13,- should an archerﬁsh spit the waterto shoot down a ﬂoating insect located at a distance catch resting insects by spitting ajet ofwater at them. This . .
spitting ability is enabled by the ce ofa groove in 0300 III. from the ﬁsh? Assume that the ﬁsh 15 located very close to the surface ofthe pond and spits the roofofthe mouth ofthe archerﬁsh. The groove forms a the water at 3-“ 333]“ m" above the water surface.
long,nar:ow tube when the ﬁsh places its tongue against it
and propels drops ofwaberalong the tube by compressing
its gill covets. Express your answer in meters per second. When an archerﬁsh is hunting,its body shape allows it to
swim very close to the water surface and look upward
without creating a disturbance. The ﬁsh can then bring the
tip ofits mouth close to the surface and shoot the drops of
water at the insects resting on overhead vegetation or
ﬂoating on the watersurface. Try Again: .3 attempts remaining submit hints my answers aha-w answer review parl This part will be visible afneryou complete previous item(s). ...
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- Winter '08