What Is Energy?
Energy is the power to act. There are several different forms of energy, and one kind can be changed into another kind. But although it can be changed from one form...
Read MoreEnergy is the power to act. There are several different forms of energy, and one kind can be changed into another kind. But although it can be changed from one form...
Read MoreWhat Makes a Boomerang Come Back? It is the built-in skew or twist in a boomerang combined with its spinning motion that makes it return to the thrower. At first people...
Read MoreWho Invented the Wankel Engine? Felix Wankel, a German motor engineer, invented the rotary piston engine which bears his name. Deprived of a university education when...
Read MoreHow Do Automatic Doors Work? Doors — known as automatic doors — open and close with the help of simple technology, they operate with the help of sensors. Sensors do...
Read MoreWhat Makes You Feel Dizzy? Dizziness most commonly occurs when a person who has been moving around with speed stops suddenly. The sensitive liquid in the inner ear,...
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