If you look at the heat capacity of salt water, you will find that it is less than pure water. In other words, it takes less energy to raise the temperature of the salt water 1°C than pure water. This means that the salt water heats up faster and eventually gets to its boiling point first.
How much is a moment in time?
A moment is a medieval unit of time equal to 1.5 minutes or 1/40 of an hour. This reckoning is derived from the work of Bartholomeus Anglicus, writing in 1240 that each hour was divided into four points, each point into ten moments, each moment into twelve ounces, and each ounce into 47 atoms.
Who said a journey of a thousand miles begins with a single step?
In this quote, Lao Tzu is trying to express that great things start from humble beginnings. In the original, the text refers to “1,000 li journey”. A li is an old Chinese measure of distance which converts to 360 miles or 576 km.e.
How many miles are in the Pentagon?
The corridors are a total of 17.5 miles long, while the building provides a gross floor area of 6,500,000 square feet. There are 3,800,000 square feet for offices, concessions, and storage. The five-sided center courtyard covers five acres.
How many feet per second does a bullet go?
Firearms expert Julian Hatcher studied falling bullets in the 1920s and calculated that .30 caliber rounds reach terminal velocities of 300 feet per second (90 m/s). A bullet traveling at only 200 feet per second (61 m/s) to 330 feet per second (100 m/s) can penetrate human skin.
How old was the oldest man to live?
Guinness World Records says the oldest living person verified by original proof of birth is Misao Okawa, a 115-year-old Japanese woman. The oldest verified age was 122 years and 164 days: Jeanne Calment of France, who died in 1997.
When was Hearst Castle built?
Hearst Castle is a National and California Historical Landmark mansion located on the Central Coast of California, United States. It was designed by architect Julia Morgan between 1919 and 1947 for newspaper magnate William Randolph Hearst, who died in 1951.
How often does lightning strike earth?
Lightning strikes the Earth 100 times every second.