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Geography of China; Continent: Asia: Region: East/Southeast Asia: Coordinates: 1]: Area: Ranked 3/4: • Total: 9,596,960 [1] km 2 (3,705,410 sq mi): • Land: 97.2 [1] %: • Water: 2.8 [1] %: Coastline: 14,500 [1] km (9,000 mi): Borders: Afghanistan, Bhutan, Myanmar, India, North Korea, Kazakhstan, Kyrgyzstan, Pakistan, Laos, Mongolia, Nepal, Russia, Tajikistan, Vietnam: Highest point: Mount ...
Although mainstream Chinese science until the 17th century held the view that Earth was flat, square, and enveloped by the celestial sphere, this idea was criticized by the Jin-dynasty scholar Yu Xi (fl. 307–345), who suggested that Earth could be either square or round, in accordance with the shape of the heavens. [98]
The average farm size in Hokkaido was 26 hectares per farmer in 2013. That is nearly 11 times larger than the national average of 2.4 hectares. This made Hokkaido the most agriculturally rich prefecture in Japan. [29] Nearly one-fourth of Japan's arable land and 22% of Japan's forests are in Hokkaido. [30]
Ptolemy discussed and favored this revised figure of Posidonius over Eratosthenes in his Geographia, and during the Middle Ages scholars divided into two camps regarding the circumference of the Earth, one side identifying with Eratosthenes' calculation and the other with Posidonius' 180,000 stadion measure, which is now known to be about 33% ...
For comparison, Earth's Moon is even less elliptical, with a flattening of less than 1/825, while Jupiter is visibly oblate at about 1/15 and one of Saturn's triaxial moons, Telesto, is highly flattened, with f between 1/3 and 1/2 (meaning that the polar diameter is between 50% and 67% of the equatorial.
Continental drift is a highly supported scientific theory, originating in the early 20th century, that Earth's continents move or drift relative to each other over geologic time. [1]
The Chang'e-6 craft, equipped with an array of tools and its own launcher, touched down in a gigantic impact crater called the South Pole-Aitken Basin on the moon's space-facing side at 6:23 a.m ...
Plains are one of the major landforms on earth, where they are present on all continents, and cover more than one-third of the world's land area. [ 2 ] In a valley, a plain is enclosed on two sides, but in other cases a plain may be delineated by a complete or partial ring of hills, by mountains, or by cliffs .