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Geography, 22.06.2019 19:10
One of the brightest comets of the 20th century was comet hyakutake, which passed close to the sun in early 1996. the orbital period of this comet is estimated to be about 30,000 years. find the semi-major axis of this cometās orbit. compare it to the average sun-pluto distance and to the distance to alpha centauri, the nearest star to the sun, which is 4.3 light-years distant.
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Geography, 23.06.2019 01:00
Which anatomical feature would you expect to find in the fossil remains of a nocturnal species?
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Geography, 23.06.2019 04:00
Can someone me with this plz? ! i'm putting 20 points on it!
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Where does california's electricity come from?...
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