what is a pulley
a rope on a wheel to pull something into the air.
what is a lever
a bar on a fulcrum
what is an inclined plane
a ramp to get from low to high
what is a wedge
2 inclined planes that are stuck together.
what is a screw
a metal shaft with spiral threads
how do you use a pulley
you pull on one end to lift something up with less strength
what is the triangle under the bar called
fulcrum
what do two inclined plains make
a wedge
name a type of wedge
ax, knife,
etc.
how do you use a screw
you spin it left to screw into something to hold something or to connect two pieces together
what is his bike made out of
pulleys
what is an example of a lever
teeter totter, skat board, etc
what is this dog rolling down
a ramp or inclined plane got'em twice
how do you use a wedge
you stick it in a tight space to break something in half
what is this
a screw
what color is screw normally
metallic or silver
what color is this
yellow