Levers

• What are the three components of a lever?

  Fulcrum, load, effort
• What are the classes of levers and their examples?

  1. First Class:

  • See-Saw
  • Scissors

  1. Second Class:

  • Wheelbarrow
  • Garlic crusher

  1. Third Class:

  • Tweezers
  • Kitchen tongs
• What is an example of a first-class lever?

  See-Saw
• What is another example of a first-class lever?

  Scissors
• What is an example of a second-class lever?

  Wheelbarrow
• What is another example of a second-class lever?

  Garlic crusher
• What is an example of a third-class lever?

  Tweezers
• What is another example of a third-class lever?

  Kitchen tongs