Interesting Fast Facts about Earth and Space Part-II

  • Earth orbits the sun at an average speed of 29.79 km/s (18.51 miles/sec), or about 107 000 km/h (about 67,000 miles/hour).
  • There is no record of a person being killed by a meteorite but animals are occasionally hit.
  • The Dead Sea is 365 m (1,200 ft) below sea level.
  • The tallest waterfalls in the world are Angel Falls in Venezuela. At 979 m (3,212 ft), they are 19 times taller than the Niagara Falls, or 3 times taller than the Empire State Building.
  • Although the Angel Falls are much taller than the Niagara Falls, the latter are much wider, and they both pour about the same amount of water over their edges – about 2,8 billion litres (748 million gallons) per second.
  • All the planets in the solar system rotate anticlockwise, except Venus. It is the only planet that rotates clockwise.
  • Earth is the densest planet in the solar system and the only one not named after a god.
  • One year on earth is 365.26 days long. One day is 23 hours, 56 minutes, and 4 seconds long. The extra day in a leap year was introduced to compensate for the discrepancy in the Georgian calendar.
  • Plates carrying the continents migrate over the earth’s surface a few centimetres (inches) per year, about the same speed that a fingernail grows.
  • On average, 20,000 earthquakes are located each year.
  • The magnetic north pole is near Ellef Ringes Island in northern Canada.
  • The magnetic south pole was discovered off the coast of Wilkes Land in Antarctica.
  • There is zero gravity at the center of earth.
  • The deepest mine in the world is Western Deep Levels near Carltonville, South Africa. It is 4,2km (2.6 miles) deep.
  • The deepest point in the sea: the Mariana Trench off Guam in the Pacific Ocean; it is 10,9 km (6.77 miles) below sea level.
  • The tallest mountain on earth is under the ocean: Mauna Kea in Hawaii is 10,200 metres (33,465 ft) high. Mount Everest is 8,848 metres (29,029 ft) high.
  • Earth is slowing down – in a few million years there won’t be a leap year.
  • The tail of the Great Comet of 1843 was 330 million km long. (It will return in 2356.)
  • There are more than 326 million trillion gallons of water on Earth.
  • About 500 small meteorites fall to earth every year but most fall in the sea and in unpopulated areas.
  • A storm officially becomes a hurricane when cyclone winds reach 119 km/h (74 mph).
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