Water Facts: More Interesting and Important Knowledge

Water is a polar compound that is an important solvent for polar molecules in chemistry, and known as the "universal solvent" for its ability to dissolve many substances.

Image

  • Roughly 70 percent of an adult's body is made up of water.
  • At birth, water accounts for approximately 80 percent of an infant's body weight.
  • A healthy person can drink about three gallons (48 cups) of water per day.
  • Drinking too much water too quickly can lead to water intoxication.
  • Water intoxication occurs when water dilutes the sodium level in the bloodstream and causes an imbalance of water in the brain.
  • Water intoxication is most likely to occur during periods of intense athletic performance.

  • While the daily recommended amount of water is eight cups per day, not all of this water must be consumed in the liquid form.
  • Nearly every food or drink item provides some water to the body. S
  • oft drinks, coffee, and tea, while made up almost entirely of water, also contain caffeine. Caffeine can act as a mild diuretic, preventing water from traveling to necessary locations in the body.
  • Pure water (solely hydrogen and oxygen atoms) has a neutral pH of 7, which is neither acidic nor basic.

  • Water dissolves more substances than any other liquid. Wherever it travels, water carries chemicals, minerals, and nutrients with it.
  • Somewhere between 70 and 75 percent of the earth's surface is covered with water.
  • Much more fresh water is stored under the ground in aquifers than on the earth's surface.
  • The earth is a closed system, similar to a terrarium, meaning that it rarely loses or gains extra matter.
  • The same water that existed on the earth millions of years ago is still present today.
  • The total amount of water on the earth is about 326 million cubic miles of water.
  • Of all the water on the earth, humans can used only about three tenths of a percent of this water.
  • Such usable water is found in groundwater aquifers, rivers, and freshwater lakes.
  • The United States uses about 346,000 million gallons of fresh water every day.
  • The United States uses nearly 80 percent of its water for irrigation and thermoelectric power.
  • The average person in the United States uses anywhere from 80-100 gallons of water per day.
  • Flushing the toilet actually takes up the largest amount of this water.
  • Approximately 85 percent of U.S. residents receive their water from public water facilities.
  • The remaining 15 percent supply their own water from private wells or other sources.
  • By the time a person feels thirsty, his or her body has lost over 1 percent of its total water amount.
  • The weight a person loses directly after intense physical activity is weight from water, not fat.