a wheel with a line around it
the use of force to move an object over a distance
a slanted surface
a machine with few or no moving parts, to which only one force is applied
a bar that pivots on a fixed point
two inclined planes placed back to back
a post with threads wrapped around it
a fixed point on a lever
scientists example of work
lifting a box off the floor
wheel and axle simple machine
the wheel and axle must turn together
what job can you do with a pulley
raise a flag on a flagpole
what is a wedge?
two inclined planes back to back
fishing pole fulcrum
what simple machine is a fishing pole
which simple machines change the direction of a force
inclined plane, pulley, wedge
threads on screws are what simple machine?
simple machines to put new shingles on a roof
levers to pry off shingles, inclined plane to get shingles off the truck, a pulley to lift the shingles onto the roof
Please allow access to your computer’s microphone to use Voice Recording.
We can’t access your microphone!
Click the icon above to update your browser permissions and try again
Reload the page to try again!
Press Cmd-0 to reset your zoom
Press Ctrl-0 to reset your zoom
It looks like your browser might be zoomed in or out. Your browser needs to be zoomed to a normal size to record audio.
Your microphone is muted
For help fixing this issue, see this FAQ.