What speed does wind become a hurricane?

What speed does wind become a hurricane?

This is an area of rotating thunderstorms with winds of 62 km/hr (38 mph) or less. A tropical depression becomes a tropical storm if its winds reach 63 km/hr (39 mph). A tropical storm becomes a hurricane if its winds reach 119 km/hr (74 mph).

How long does it take for a cactus arm to grow?

By 95-100 years in age, a saguaro cactus can reach a height of 15-16 feet, and could start to produce its first arm. By 200 years old, the saguaro cactus has reached its full height, reaching upwards of 45 feet tall. Some saguaros have been seen with dozens of arms, while other cactus never produce a single one.

How much does mount Everest grow each year?

Readings suggest that Everest grows 0.1576 inches (about four millimeters) each year. Other tectonic forces, however, may cost Everest some of its height.

What percent of calories does the brain use?

While a brain takes up about twenty percent, or 300, of a resting body’s 1300 calories a day, and while it has the potential to burn more, it’s estimated that most actual thinking only changes the amount of calories that the brain burns by around twenty to fifty calories per day.

How old was Marie Antoinette when she married?

Born in Vienna, Austria, in 1755, Archduchess Marie Antoinette was the 15th and last child of Holy Roman Emperor Francis I and the powerful Habsburg Empress Maria Theresa. 2. She was only 14 years old when she married the future Louis XVI.

Where do kiwi fruit come from?

The kiwifruit or Chinese gooseberry, is the edible berry of a woody vine in the genus Actinidia. The shorthand kiwi is also in use, but is often avoided, especially in New Zealand, because of confusion with the bird or the informal name for New Zealanders.

Is lamb red meat or white meat?

Yes, lamb is a red meat. The amount of the protein myoglobin in animal muscles determines the color of meat. Lamb is called a red meat because it contains more myoglobin than chicken or fish. Other red meats are beef, veal, and pork.

How far does the ball drop in Times Square?

Located on the roof of One Times Square, the ball is a prominent part of a New Year’s Eve celebration in Times Square colloquially known as the ball drop, where the ball descends 141 feet (43 m) in 60 seconds down a specially designed flagpole, beginning at 11:59 p.m. ET, and resting at midnight to signal the start of the new year.