What is the only man-made structure visible from space.

What is the only man-made structure visible from space.

Spanning 21,196 km in length, the Great Wall of China is the only man-made structure visible from space.

Which is the highest mountain peak in the world?

Mount Everest is called the world’s highest mountain because it has the highest elevation above sea level. We could also say that it has the “highest altitude”. The peak of Mount Everest is 8,850 meters (29,035 feet) above sea level.

What does the name of the earth mean?

All of the planets, except for Earth, were named after Greek and Roman gods and godesses. The name Earth is an English/German name which simply means the ground. It comes from the Old English words ‘eor(th)e’ and ‘ertha’. In German it is ‘erde’.

Where do pineapples grow in the world?

The primary exporters of fresh pineapples in 2001 were Costa Rica, 322,000 tons; Côte d’Ivoire, 188,000 tons; and the Philippines, 135,000 tons. Since 2000, the most common fresh pineapple fruit found in U.S. and European supermarkets is a low-acid hybrid that was developed in Hawaii in the early 1970s.

Do frogs have ears?

Frogs can hear both in the air and below water. They do not have external ears; the eardrums (tympanic membranes) are directly exposed or may be covered by a layer of skin and are visible as a circular area just behind the eye.

Is a coffee bean a fruit?

A coffee bean is a seed of the coffee plant, and is the source for coffee. It is the pit inside the red or purple fruit often referred to as a cherry. Even though they are seeds, they are referred to as ‘beans’ because of their resemblance to true beans.

How strong is a strand of human hair?

A single strand could hold 100g (3oz) in weight: the combined hair of a whole head could support 12 tons or the weight of two elephants. Weight for weight, it is not as strong as steel: more like aluminium, or reinforced glass fibres or Kevlar, which is used to make bulletproof vests.

How many words per minute does the average person speak?

I am a professional speaker and podcast host and I speak at approximately 145-160 words per minute (wpm), while many sources state that average American English speaker engaged in a friendly conversation speaks at a rate of approximately 110–150 wpm.