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8 Cards in this Set

  • Front
  • Back
machine
any tool that makes work easier
efficiency
how much work you can get from something
lever
a simple machine that is used to lift things
pulley
a type of lever
inclined
tilted
wedge
a simple machine used to cut or split things
compound machine
a machine made of two or more simple machines put together
complex machine
a machine made of many simple and compound machines