Who was the first woman to reach the summit of Mount Everest?

Who was the first woman to reach the summit of Mount Everest?

Junko Tabei may appear slight, almost fragile looking, but the Japanese mountaineer has a steely determination that helped her to become the first woman to reach Everest’s apex. In 1975, Tabei was chosen as one of 15 in the first all-female team to take on the mountain.

What were the wisdom teeth used for?

Anthropologists believe wisdom teeth, or the third set of molars, were the evolutionary answer to our ancestor’s early diet of coarse, rough food – like leaves, roots, nuts and meats – which required more chewing power and resulted in excessive wear of the teeth.

Can chickens have twins in one egg?

When two chicks hatch from the same egg, the egg usually has two yolks. Usually, one embryo out competes the other and only one chick survives to hatch. Many time both embryos die before hatch. We have no knowledge of Siamese twin chicks ever being hatched.

How many natural lakes are in Texas?

Natural lakes have been a rare commodity in Texas. In fact, the state had only one natural lake, Caddo Lake in East Texas, that was formed by a log jam. A permanent dam was installed at the lake in the early 20th century.

Do dolphins have hair on their body?

Well, it is true that they are mammals, but dolphins only have hair when they are first born. This hair is found on the top of the rostrum, which is the dolphin’s mouth, and falls out within two weeks. Dolphins do not grow any other hair for the rest of their lives.

How is the Chief of Justice appointed?

Like the Associate Justices, the Chief Justice is appointed by the President and confirmed by the Senate. There is no requirement that the Chief Justice serve as an Associate Justice, but 5 of the 17 Chief Justices have served on the Court as Associate Justices prior to becoming Chief Justice.

Why does diet soda float and regular soda does not?

The difference in the amount of dissolved sweeteners leads to a difference in density. Cans of regular soda tend to be more dense than water, so they sink. Cans of diet soda are usually less dense than water, so they float.

Why does February have 29 days?

February 29 is a date that usually occurs every four years, and is called leap day. This day is added to the calendar in leap years as a corrective measure, because the Earth does not orbit around the sun in precisely 365 days. The Gregorian calendar is a modification of the Julian calendar first used by the Romans.