What is the river that separates China and North Korea?

What is the river that separates China and North Korea?

From west to east, the Yalu River, Paektu Mountain, and the Tumen River divide the two countries. Dandong, in the Liaoning Province of China, is the largest city on the border. On the other side of the river is the city of Sinuiju in North Pyongan Province, North Korea.

Which animal sleeps about 20 hours a day?

The sleepiest animal in the world is the koala, who sleeps 22 hours a day. Next is the sloth (20 hours), armadillo and opossum (tied at 19 hours each), lemur (16 hours), then hamster and squirrel (tied at 14 hours each).

Why are there 13 stripes on the US flag?

The 50 stars on the flag represent the 50 states of the United States of America and the 13 stripes represent the thirteen British colonies that declared independence from the Kingdom of Great Britain and became the first states in the Union.

How many teams did Wayne Gretzky play for in the NHL?

Arguably hockey’s greatest player, Wayne Gretzky played for the Edmonton Oilers, Los Angeles Kings, St. Louis Blues and the New York Rangers during his long career.

How deep does a whale go in the ocean?

They have been tracked by sonar diving to depths of 3,900 feet. However, one Sperm whale caught by a whaling ship in water 10,000 feet deep had a bottom-dwelling shark in its stomach, leading researchers to believe that the Sperm whale can dive a lot deeper than seems possible.

What causes a jet stream from a plane?

These trails are actually called contrails, short for “condensation trails”. They are not smoke from the engines, they are formed when the water in jet exhaust (and there’s quite a lot of it, like car exhaust on a cold day) mixes with wet cold air, and condenses and freezes into ice crystals.

What animal has the highest blood pressure?

Previous studies have found the giraffe has an extremely high blood pressure that is twice that found in other animals. But this study is the first to unravel the true nature of the giraffe heart and cardiovascular system.

Which is the longest word in English?

Longest Words. (45) PNEUMONOULTRAMICROSCOPICSILICOVOLCANOCONIOSIS (also spelled PNEUMONOULTRAMICROSCOPICSILICOVOLCANOKONIOSIS) = a lung disease caused by breathing in particles of siliceous volcanic dust. This is the longest word in any English dictionary.