March 8 - 12
Terms
undefined, object
copy deck
- machine
- any tool that makes work easier
- efficiency
- how well something works
- compound machine
- made of more than one simple machine
- lever
- a simple machine used to lift things
- fulcrum
- the point on which a lever is supported
- axle
- a shaft on which wheels turn
- incline
- slope
- complex machine
- a machine made of compund and simple machines
- wedge
- a simple machine that tapers to a thin edge that is used to split something
- pulley
- a wheel with a grooved rim that helps to change the direction of something by using force