What percentage of the earth’s water is drinkable?

What percentage of the earth’s water is drinkable?

Two percent of the water on earth is glacier ice at the North and South Poles. This ice is fresh water and could be melted; however, it is too far away from where people live to be usable. Less than 1% of all the water on earth is fresh water that we can actually use.

How long is human gestation from conception?

The average length of human gestation is 280 days, or 40 weeks, from the first day of the woman’s last menstrual period. The medical term for the due date is estimated date of confinement (EDC). However, only about four per cent of women actually give birth on their EDC.

What makes French vanilla different from regular vanilla?

The term French vanilla is often used to designate preparations with a strong vanilla aroma, containing vanilla grains and sometimes also containing eggs (especially egg yolks). The appellation originates from the French style of making vanilla ice cream with a custard base, using vanilla pods, cream, and egg yolks.

Which US president had a PHD?

Woodrow Wilson. Thomas Woodrow Wilson (December 28, 1856 – February 3, 1924) was the 28th President of the United States from 1913 to 1921 and leader of the Progressive Movement. To date the only U.S. President to have held a Ph.D., he served as President of Princeton University from 1902 to 1910.

What makes up all living things?

The six most common elements in living things are carbon, hydrogen, oxygen, nitrogen, phosphorus, and sulfur. Atoms of these elements combine and form thousands of large molecules. These large molecules make up the structures of cells and carry out many processes essential to life.

Why are they called Granny Smith apples?

Granny Smith apples originated in Australia in 1868 when Maria Ann (Granny) Smith found a seedling growing by a creek on her property. This was the same place where she would toss French crab apples grown in Tasmania. The seedling bore light green colored apples that Granny Smith propagated.

What famous North American landmark is constantly moving backward?

Niagara Falls. The rim is worn down about two and a half feet each year because of the millions of gallons of water that rush over it every minute.)

Who invented the electric light bulb in 1879?

1879: Thomas Edison crowns 14 months of testing with an incandescent electric light bulb that lasts 13½ hours. Sir Humphry Davy had produced incandescent electric light in 1808 by passing battery current through a platinum wire. But the voltaic pile was expensive and could be messy.