Simple machines – Physics
An example of a screw, a wedge, a wheel and axle, and a lever Machines are ways to make it easier to do work. Many plants and animals have evolved natural [...]
17
08, 2017
16
08, 2017
Examples of wedges – doorstops and knives
A zipper is a kind of wedge - or a lot of little wedges! For a project about wedges, collect as many different kinds of wedges as you can find around [...]
