US WORK A stiff bar that rests on a
support called a fulcrum Lifts or moves
loads Shovel, nutcracker,
seesaw,crowbar,elbow,tweezers,bottle opener A slanting surface
connecting a lower level to a higher level Things move up or down
it Slide, stairs, ramp,
escalator, slope A wheel with a rod, called
an axel, through its center: both parts move
together Lifts or moves
loads Car, wagon, doorknod,
pencil sharpener, bike An inclined plave wrapped
around a pole Holds things together or
lifts Screw, jar lid, vise, bolt,
drill, corkscrew A grooved wheel with a rope
or cable around it Moves things up, down, or
across Curtain rod, tow truck,
mini-blind, flag pole, crane An object with at least one
slanting side ending in a sharp edge Cuts or spreads an object
apart Knife, pin, nail,
chisel,ax, snowplow, front of a boat
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