TESLA Simple Machines 2010 Gears. The Big Idea of this Investigation A simple machine is a mechanical device that makes work easier by magnifying, modifying,
TESLA Simple Machines 2010 Pulleys. The Big Idea of this Investigation A simple machine is a mechanical device that makes work easier by magnifying, modifying,
TESLA Simple Machines 2010 Levers. The Big Idea of this Investigation A simple machine is a mechanical device that makes work easier by magnifying, modifying,
