Unit D Crossword-Alexis Espanioli

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Across
  1. 3. Group of parts that perform specific functions.
  2. 7. They help people use energy more effectively and satisfy human needs.
  3. 8. Essential components of most simple machines
  4. 9. The force a machine applies to the object
  5. 12. This pulley moves along a rope or wire
  6. 15. When a force acts on an object to make an object move
  7. 16. This pulley is fastened to one spot and does not move
  8. 19. A pressure applied to an enclosed fluid is transmitted equally in all directions throughout the fluid
  9. 21. A system in which simple machines all work together.
  10. 23. Also known as a ramp, can help move heavy objects that are too heavy to lift straight up.
  11. 26. Gear that supplies energy
  12. 27. A force applied to the machine
  13. 28. A combination of two wheels of different diameters that turn together.
  14. 29. It uses a liquid under pressure to move loads
  15. 30. What the device is supposed to be used for
  16. 31. A group of parts that work together to perform a function.
  17. 33. Part that transfers your energy from the pedals to the back wheel.
Down
  1. 1. Physical form of the device that makes it usable
  2. 2. A smaller gear
  3. 4. A measurement of how well a machine or a device uses energy
  4. 5. A measure of the amount of force applied to an affected area
  5. 6. A cylinder with a groove cut in a spiral on the outside.
  6. 10. This pulley is also known as a block and tackle, it is a combination of fixed and movable pulleys
  7. 11. Amount by which a machine can multiply a force
  8. 13. A rigid bar or plank that can rotate around a fixed point called a pivot or fulcrum.
  9. 14. A small gear driving a large gear increases torque and reduces speed in the driven gears
  10. 17. A measure of how the speed of the object is affected by a machine
  11. 18. A tool or device that is made up of one basic machine.
  12. 20. A force that opposes motion
  13. 22. International System of units that measures force
  14. 24. A large gear driving a smaller gear decreases torque and increases speed in the driven gear
  15. 25. A special type of linkage that transfers energy from the engine to the wheels
  16. 32. It can consist of wire, rope or cable moving on a grooved wheel.