Across
- 2. - a piece of wood that is big on one side and thin and point on the other side
- 3. plane - a ramp where it can bring heavy loads up and down the ramp
- 5. - A simple machine that consists of a beam pivoted at a fixed hinge or fulcrum
Down
- 1. - a pulley is an object made of rope, cord, cable, chain, or belt on it’s rim
- 2. axle- a machine that lifts objects by unraveling itself from a wheel
- 4. - a spiral end of a nail that’s used to be inserted in some sort of material