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Earth

#Terrestrial planets #Geology #Geography #Earth

1 What role did Raghuvir Yadav play in the TV series Earth?

2 Apart from ________ within the atmosphere and low-orbiting satellites, the main apparent motion of celestial bodies in the Earth's sky is to the west at a rate of 15°/h = 15'/min.

3 ________, the determination of locations and distances, and to a lesser extent navigation, the determination of position and direction, have developed alongside cartography and geography, providing and suitably quantifying the requisite information.

4 The ________ is a worldwide intergovernmental organization that was created with the goal of intervening in the disputes between nations, thereby avoiding armed conflict.

5 The remaining 29.2% not covered by water consists of mountains, ________, plains, plateaus, and other geomorphologies.

6 Who played 5 the TV series Earth?

7 [80] ________ is formed from the accumulation of sediment that becomes compacted together.

8 In addition, there are 59 ________, and a number of autonomous areas, territories under dispute and other entities.

9 The most abundant silicate minerals on the Earth's surface include quartz, the ________, amphibole, mica, pyroxene and olivine.

10 The present pattern of ice ages began about 40 Ma and then intensified during the ________ about 3 Ma.

💡 Interesting Facts

  • the gamma-ray burst (GRB) 090423 (pictured), whose light took approximately 13 billion years to reach Earth, is the oldest and most distant known object in the Universe?
  • the 1774 Schiehallion experiment to calculate the density of the Earth also made the first use of contour lines to represent height?
  • studies in phage ecology indicate that viruses may be the most abundant organisms on Earth?
  • some astrologers claim Earth has a second moon they call Lilith?
  • the Hoba meteorite is the largest known meteorite ever found on earth?
  • the planetary nebula luminosity function is an accurate standard candle (luminosity measurement) outside Earth's home galaxy, the Milky Way, despite an average error factor of two for distance estimates to planetary nebulae within this galaxy?
  • troilite, a form of pyrrhotite, is extremely rare on Earth but is abundant on Mars (pictured)?
  • there have been several proposals for space advertising projects, including a giant, 1km² billboard visible from Earth?
  • the westerlies steer warm water currents, such as the Gulf Stream, from west to east across the oceans of Earth?
  • the Rho Ophiuchi cloud complex is one of the star-forming regions closest to the Earth?
  • just over 50 kilometres above its surface, the atmosphere of Venus has very similar pressure and temperature as does Earth, making it the most Earth-like area in the solar system?
  • in 2009 two MIT students made a vehicle to take pictures of the Earth from 93,000 feet (28,000 m) for US$148?
  • Kordylewski clouds are large concentrations of dust that orbit Earth at the distance of the Moon?
  • creationist museums present a young Earth creationist view that Earth and life were created c. 6,000 years ago in six days?
  • ANTARES, a neutrino telescope under construction in the Mediterranean Sea, will find neutrinos from outer space by looking downward, into the Earth?
  • 6Q0B44E, a recently discovered satellite of Earth, is thought to be a large piece of space debris?
  • Kordylewski clouds are large concentrations of dust that orbit Earth at the distance of the Moon?
  • Lake Karachay in Russia is the most polluted spot on earth?
  • in 2004, Expedition Global Eagle was the first attempt in history to circumnavigate the globe using an autogyro?
  • Severnaya Zemlya was the last archipelago on Earth to be discovered?
  • Otokichi (1818–1867) was a Japanese castaway, who circled the globe as he tried unsuccessfully to return to Japan?
  • giant kelp (pictured) can grow as much as two feet per day, making it the fastest-growing organism on Earth?
  • carbonate hardgrounds were most commonly formed during calcite sea intervals in the Ordovician and Jurassic periods in Earth's history, but were virtually absent from the aragonite seas of the Permian era?
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