Homework Help: science

Posted by elise on Monday, October 1, 2007 at 7:09pm.

were doing simple machines and on my paper it shows a door knob What simple machine is that ( lever,wedge etc.) And my sec que it also shows scissors what simple machine is that?

science - DrBob222, Monday, October 1, 2007 at 7:23pm
http://www.edheads.org/activities/simple-machines/glossary.htm
science - Dani, Wednesday, March 27, 2013 at 4:27pm
I am also learning about simple machine a doorknob is a wheel-and-axle I do not know about the scissors

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