Simple Machines: Screw
Published on Nov 23, 2015
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A simple machine made up of another simple machine. It is an inclined plane wrapped around a cylinder.
Photo by bcymet
Lightbulb: Can be held by the screw at the end of the lightbulb onto the ceiling or a lamp?
Photo by jmawork
Screws hold down objects and hold them together. They can be used to press or crush objects too.
Photo by jacsonquerubin
I have two pieces of wood that I need to connect in order to make a birdhouse. What will the diameter of the screw have to be if it's MA is 15.71, and length of screw thread is 1mm?
Photo by pamhule
MA=d/l
Photo by Daniel Y. Go
IMA=(2X3.14)L/P
JAR LID ON PEANUT BUTTER JAR
Photo by stevendepolo
