Simple Machines 2
Terms
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- Force
- A push or pull.
- Gravity
- The force that makes objects pull toward each other.
- Friction
- The force caused by two objects rubbing together that slows down or stops moving objects.
- work
- something done whenever a force makes an object move through a distance.
- energy
- The ability to do work.
- Simple Machine
- One of six kinds of tools with few or no moving parts that make work easier.
- Lever
- A simple machine made of a bar that is supported underneath at some point.
- Fulcrum
- Point on which a lever is supported and turns.
- Load
- An object that is being moved.
- Inclined Plane
- A simple machine that is a flat surface with one end higher than the other.
- Wedge
- A simple machine used to cut or split an object.
- Screw
- A simple machine used to hold objects together.
- Wheel and Axle
- A simple machine that has a center rod attached to a wheel.
- Gear
- A wheel with jagged edges like teeth.
- Pulley
- A simple machine made of a wheel and a rope.
- Compound Machine
- A machine made of two or more simple machines.