Machines Crossword

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Across
  1. 3. It is used to show the time.
  2. 5. It is a type of machine made of very few parts. A Pulley, a lever and a ramp are some examples of them.
  3. 6. It moves because a person moves the pedals.
  4. 8. They make our work easier and save time and effort.
  5. 10. It is a type of machine made of various simple machines joined together. A bicycle, a watch and a mixer are some examples of them.
  6. 14. It is used to have a good time.
  7. 16. It is a rigid bar that is pivoted on a fixed point.
  8. 17. It needs electricity to work.
  9. 18. They are examples of machines with levers.
  10. 20. It is a substance that is used to produce energy.
Down
  1. 1. They are machines used by carpenters, electricians, mechanics and other workers.
  2. 2. It is used to help with household chores.
  3. 4. It is a ramp that is put at an angle to the horizontal.
  4. 7. It is a slating surface connecting a higher lever with a lower level.
  5. 9. It is a machine that produces motion by using electricity or fuel.
  6. 11. It has a grooved wheel around which a rope or chain is placed.
  7. 12. They move machines such as scissors or a broom.
  8. 13. It is used to go from one place to another.
  9. 15. It is used to lift heavy objects.
  10. 19. It is used to cut wood.