Once we know these heads, we will then subtract the suction head from the discharge head and the amount remaining will be the amount of head that the pump must be able to generate at the rated flow. Here is how it looks in a formula: System head = total discharge head - total suction head. H = hd - hs.
Observation Point. This well used path climbs a short, steep, wooded hillside to a viewpoint of Old Faithful and nearby features, then continues across the hill to Solitary Geyser, a bubbling pool in an open area of the forest.
Use the lighthouse history packet, the Navigating in the Fog game, lighthouse. vocabulary sheets, and lighthouse diagrams to introduce lighthouses. Familiarize children. with the purpose of lighthouses. Learn the terms, operations, and technology of light-. houses. Students will gain an awareness of the history and locations of lighthouses.