An ax is an example of a:
pulley
wedge
wheel and axle
A skateboard is an example of a:
wheel and axle
wedge
lever
A ramp is an example of a/an:
pulley
screw
inclined plane
The bottom of a light bulb is an example of a:
lever
screw
wedge
A seesaw is a/an:
lever
inclined plane
pulley
You would use a pulley to:
cut wood
help raise a flag on a flagpole
hold papers together