All About Simple Machines

A tool that makes work easier. What is a simple machine? A tool that makes work easier. Name all six…

Lever Incline plane Wedge Screw Wheel and Axle Pulley

Which simple machines lift objects?

Pulley Lever Wheel and Axle

What is caused by objects rubbing together? friction

What is the object you move using a simple machine? Load/resistance

A long gentle slope that stretches out the distance What is the best incline plane to lift a heavy load? A long gentle slope that stretches out the distance

If you wanted to lift a load up high using a pulley, which set up would you use? One Pulley Two Pulley Three Pulley

What simple machines are made from another simple machines? Screw & Wedge

What are the parts of a lever? Rigid bar and fulcrum

incline plane (on something that has wheels) If I wanted to put a HUGE, heavy box into my car, what simple machine could I use to make the job easier? incline plane (on something that has wheels)

What pulls objects down toward the Earth? gravity

Distance traveled and the force needed What two things do the size of the wheel and axle affect? Distance traveled and the force needed

Which simple machine changes the direction of the force? pulley

What force do you use when moving objects or using simple machines? Effort or force

What simple machine would I use to move rocks from one side of the yard to another? Wheel and Axle / lever (wheel barrow)