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Simple Machines Quiz
Simple Machines
Question | Answer |
---|---|
What is a device that changes the size or direction of a force? | Simple Machine |
What is a simple machine made up of bar that turns, or rotates, around a fixed point? | Lever |
What is the fixed point around which a lever turns? | fulcrum |
What is a wheel around which a rope or a chain is passed? | Wheel and axle |
What is an inclined plane wrapped around a cylindrical object? | Screw |
What is a simple machine with a slanted surface? | Inclined plane |
What may be used to lift or pry apart heavy items, and also to tighten or hold things in place? | Wedge |
What is a machine that is made up two or more simple machines? | Compound Machine |
What do we call a push or a pull? | Force |
What is a force that makes it hard for two objects in contact to move past one another? | Friction |
What is a force that pulls objects towards one another? | Gravity |