Once upon a time a person needed to move something heavy. He or she picked up a long stick and stuck it under the edge of the heavy object and then pushed down on the other end of the stick. And the first simple machine was invented. Simple machines are just that. The simplest form … Continue reading How do you measure work?
If you think electric fans are ineffective and expensive to use think again! These fans are a great way to cool down and get the air in your home moving. There are many different types of fans available so you're guaranteed to find one to to meet your needs. From window fans to industrial blowers, there … Continue reading 6 best uses for your electric fan
Wheel & Axle - Makes work easier by moving objects across distances. The wheel (or round end) turns with the axle (or cylindrical post) causing movement. On a wagon, for example, a container rests on top of the axle. Inclined Plane - A flat surface (or plane) that is slanted, or inclined, so it can help move … Continue reading Simple machines and their uses