chapter 25: Transportation Vehicles David Mejia Ortiz

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Across
  1. 2. a system that controls and directs the power of an engine to do work.
  2. 3. the instruments that help pilots monitor and properly control aircraft.
  3. 4. craft vessels owned by private citizens for recreation.
  4. 5. the part of an aircraft that separates the air into two streams, providing lift.
  5. 7. the farthest distance away from the earth.
  6. 8. a type of special boat that can travel on the surface of or under water.
  7. 10. an aircraft that develops lift by spinning an airfoil. See fixed-wing aircraft.
  8. 12. the lowest region of space above the earth in which spacecraft and satellites operate.
  9. 19. a lighterthanair non rigid airship.
  10. 20. the body of an aircraft that contains the flight crew, passenger, and cargo units.
  11. 21. a type of jet engine that was developed during World War II.
  12. 22. transmissions that have a clutch between the engine and the transmission.
  13. 26. large ships used for transporting people and cargo for a profit.
  14. 27. the force that holds or lifts a craft in the air. It is critical for all flight.
  15. 28. rockets with two tanks. One contains the fuel, and the other contains oxygen.
  16. 29. a type of orbit in which a satellite travels the same speed the earth is turning.
  17. 30. a type of power source attached to the stern of a boat.
Down
  1. 1. transportation on rivers, on lakes, and along coastal waterways.
  2. 2. vessels that carry people.
  3. 6. a type of control system that makes a vehicle change its direction.
  4. 9. the upward force exerted on an object immersed in a fluid.
  5. 11. a vehicular system that controls the speed and direction of the vehicle.
  6. 13. the last layer of space above the earth that blends directly into outer space.
  7. 14. the layer that extends from 22 to 50 miles (35 to 80 km) above the earth.
  8. 15. rockets that use a powder or sponge like mixture of fuel and oxidizer.
  9. 16. space flights that use rockets to place payloads into orbit.
  10. 17. ships used to haul both crated and bulk cargo.
  11. 18. a structure that provides steering capability for an aircraft.
  12. 21. the part of a long-distance truck where the power and operator units are placed.
  13. 22. space flight a space flight that carries human beings into space and returns them safely to the earth.
  14. 23. a special type of boat suspended on a cushion of air.
  15. 24. the region lying just above the mesosphere. It is also called the thermosphere.
  16. 25. the region above the troposphere.