John Herald Doe
John Herald Doe answered
What Does Spa Mean?
SPA is an abreviation of the Latin phrase: "Sanitus Per Aquam", which means "health thru water".SPA is also known as balneotherapy, meaning all kind of treatments that involve different types of water ("the belief in the curative powers of water": en.wikipedia.org ).The Romans were the first to create these SPA towns and … Read more
John Herald Doe
John Herald Doe answered question
Can Anyone Explain The Game Rock, Paper, Scissors And What Is The Origin?
Like Beaunydall said, the game is often used as a selection method (like coin flipping, or throwing dice)....and usually, who wins 2 rounds out of 3, wins the game.
  • Rock destroys scissors
  • Scissors cut paper
  • Paper covers rock
According to wiki, the exact origins are unknown, but the game was very popular in Japan in the … Read more
John Herald Doe
John Herald Doe answered question
In Which Countries Is Higher Education Free?
The United States has become a nation of educational haves and have-nots. Tuition costs are skyrocketing while real incomes have remained stagnant. Aid programs based on financial need continue to decrease. Students borrow money and then face unmanageable debt when they finish college. Higher education should be available to everyone; it should not be limited … Read more
John Herald Doe
John Herald Doe answered question
What Is The Water Diamond Paradox?
The paradox of value (also known as the diamond-water paradox) is the apparent contradiction, that although water is on the whole more useful, in terms of survival, than diamonds, diamonds command a higher price in the market. Why are diamonds valued more than water? Water, not diamonds, is necessary for life. So shouldn't’t it be … Read more
John Herald Doe
John Herald Doe answered
How Does A Simple Pendulum Works?
A pendulum is a weight suspended from a pivot so it can swing freely.
When a pendulum is displaced from its resting equilibrium position, it is subject to a restoring force due to gravity that will accelerate it back toward the equilibrium position. When released, the restoring force combined with the pendulum's mass … Read more