A 22 kg dolphin moving in the positive direction decelerates from 10.5 to 8.5 m/s in 2.5 s to join another dolphin in play.

(8%) Problem 9: A22 kg dolphin moving in the positive direction decelerates from 10.5 to 8.5 m/s in 2.5 s to join another dolphin in play. a; What average force, in newtons, was exerted to slow him if he was moving horizontally? (The gravitational force is balanced by the buoyant force of the water.) Grade Summary Deductions Potential 100% netF: | Submissions Attempts remaining: ( per attempt) _ dTailed View tanh() Degrees O Radians | Submit | Hint | | Hints: deduction per hinti Hints remaining: _ Feedback: deduction per feedback