When was the DC Metro built?

When was the DC Metro built?

The Washington, DC Metrorail system is a regional rapid transit system consisting of five lines, 83 stations and approximately 103 miles of track. System completion as originally planned was achieved on January 13, 2001. Construction began on December 9, 1969, with the first stations opening on March 27, 1976.

How quickly to rats reproduce

Rats multiply so quickly that in 18 months, two rats could have over a million descendants.

Who is Luke’s mother in Star Wars?

Padmé Amidala (born Padmé Naberrie) is a fictional character in the Star Wars universe, appearing in the prequel trilogy portrayed by actress Natalie Portman. She is the secret wife of Anakin Skywalker and the mother of Luke Skywalker and Princess Leia Organa.

How old is The Great Wall?

The Great Wall of China was built over 2,000 years ago, by Qin Shi Huangdi, the first emperor of China during the Qin (Ch’in) Dynasty (221 B.C – 206 B.C.). In Chinese the wall is called “Wan-Li Qang-Qeng” which means 10,000-Li Long Wall (10,000 Li = about 5,000 km).

When will Pluto make a full orbit?

It takes the dwarf planet 248.09 Earth years to complete one orbit around the sun. Plug all that info into timeanddate.com’s handy calculator, and we find that Pluto will complete its first full orbit since its discovery on Monday, March 23, 2178, just a few years after Neptune turns 2.

Who has more neck bones, Giraffes or Sloths?

Despite physical length, there are more bones in the neck of a sloth than a giraffe. There are seven vertebrae in the neck of giraffes, and in most mammals, but there are ten in a sloth. Still, giraffes are among 23 of the world’s biggest living animals.

What does the number of calories in a food tell you?

A calorie is just a measurement of energy- the amount of energy needed to raise 1 gram of water 1 degree Celsius at standard atmospheric pressure. This makes sense when talking about calories in food. Food provides energy and our bodies need this energy to function throughout the day.

Why is wedding soup called wedding soup?

The term “wedding soup” is a mistranslation of the Italian language phrase “minestra maritata (“married soup”),” which is a reference to the fact that green vegetables and meats go well together. The minestra maritata recipe is also prepared by the families of Lazio and Campania.