What is perpetual motion?

Answer Perpetual motion is an action that, once begun, theoretically would continue forever without the need for an external energy source. Perpetual motion is considered to be impossible.ClaimsPerpetual ... Read More »

Top Q&A For: What is perpetual motion

What is an Oyster Perpetual?

The Oyster Perpetual is a type of watch made by Rolex. It was created in 1926 as the world's first waterproof watch, and features a hermetically sealed case. In 1931, Rolex made another innovation:... Read More »

What Are the Causes of Perpetual Exhaustion?

According to, around 20 percent of Americans say they have fatigue that interferes with their having a normal life. Physical factors cause 20 to 60 percent of this fatigue, and ... Read More »

What is the meaning of perpetual-annuity?

Perpetual annuity refers to a type of asset that generates payments forever, regardless of the life span of the person who owns it. For example, an income-generating security could have perpetual a... Read More »

What is the secret ingredient in fruitcake which gives it perpetual imperishability?

There is no such thing as a "freshly baked fruitcake," my darling. They're all the same age...I suspect that they were all chipped off of a single meteorite that fell to earth thousands of years ag... Read More »