Geography, 23.10.2021 14:00 JazmineDavis5930
Please help me answer these-
what is the earth's mantle made of? how thick is it? what is its temperature? & can you describe it?
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Geography, 22.06.2019 17:40
Which factors add to the greenhouse effect and are caused by human activities?
Answers: 1
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 cometβs 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.
Answers: 3
Please help me answer these-
what is the earth's mantle made of? how thick is it? what is its temp...
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