Puzzle #6

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Across
  1. 5. The process of injecting pressurized fluid to extract oil or gas from underground rock formations.
  2. 7. A back-and-forth movement of fluid particles about a central axis.
  3. 8. Mathematical equations describing the relationship between pump performance and speed.
  4. 9. A graphical representation of the conditions at which different phases of a substance exist.
Down
  1. 1. Fluid flow characterized by circular motion around a central point.
  2. 2. The curved surface of a liquid in a container, caused by capillary action.
  3. 3. The point of minimum cross-sectional area in a fluid stream.
  4. 4. A layer of fluid in which the flow is chaotic and irregular.
  5. 6. The energy associated with the velocity of a fluid.
  6. 10. Flow with velocities less than the speed of sound.