1. The problem statement, all variables and given/known data If a salmon swims straight upward in the water fast enough to break through the surface at a speed of 5m/s, how high can it jump above the water? 2. Relevant equations I am not sure which equation to use. 3. The attempt at a solution 0 + 5/2 = 2.5m ?? Is this correct? If not, which equation do I have to use?