How far away is the curve of the earth?

How far away is the curve of the earth?

For an observer standing on the ground with h = 1.70 metres (5 ft 7 in) (average eye-level height), the horizon is at a distance of 4.7 kilometres (2.9 mi). For an observer standing on the ground with h = 2 metres (6 ft 7 in), the horizon is at a distance of 5 kilometres (3.1 mi).

What organs can regenerate themselves?

The liver is the only human internal organ capable of natural regeneration of lost tissue; as little as 25% of a liver can regenerate into a whole liver. Regeneration is very rapid. The liver will return to a normal size in one to two weeks following the removal of greater than 50% of the liver by mass.

What mammal has the largest eyes?

The equine eye is the largest of all land mammals–whales, seals and the ostrich are the only other animals that have larger eyes. The equine eye is the largest of all land mammals–whales, seals and the ostrich are the only other animals that have larger eyes.

What time does the new york stock exchange open?

The NYSE is open for trading Monday through Friday from 9:30 am – 4:00 pm ET, with the exception of holidays declared by the Exchange in advance. The NYSE trades in a continuous auction format, where traders can execute stock transactions on behalf of investors.

What do you call the space between your nose and upper lip?

For humans and most primates, the philtrum survives only as a vestigial medial depression between the nose and upper lip. The human philtrum, bordered by ridges, also is known as the infranasal depression, but has no apparent function.

Which presidents lived in a log cabin?

According to most sources, these seven presidents were born in a log cabin (shown in this order above): Andrew Jackson, Zachary Taylor, Millard Fillmore, James Buchanan, Abraham Lincoln, Ulysses S. Grant, and James Abram Garfield.

Which country has 11 time zones?

Time zones of a country include that of dependent territories (except Antarctic claims). France has the most time zones with 12. On March 28, 2010, Russia eliminated two time zones, going from 11 to 9, but still has the most contiguous time zones.

How many paintings did Picasso paint in his lifetime?

Picasso was exceptionally prolific throughout his long lifetime. The total number of artworks he produced has been estimated at 50,000, comprising 1,885 paintings; 1,228 sculptures; 2,880 ceramics, roughly 12,000 drawings, many thousands of prints, and numerous tapestries and rugs.