match the single best response for each term below. Question 3 options: Static head Velocity head Friction head Head 1. This is the energy needed to overcome friction in the piping system. 2. This is the equivalent distance water must be lifted to move from the supply tank or inlet to the discharge. 3. This is the actual vertical distance from the system inlet to the highest discharge point. 4. This is the energy needed to keep the liquid moving at a given velocity