달 토양 45% 산소.

ISS

loveboss 2023. 9. 23. 22:23

지구 표면 지각을 구성하는 원소 중 가장 많은 비율 46.6%.

( 46.6%, the largest proportion of the

elements that make up the earth's surface crust. )

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지구뿐 아니라 달 토양도 구성 성분 중 40~45%가 산소.

( Not only the earth but also the moon's

soil is composed of 40 to 45 percent oxygen. )

(Based on lunar rock samples returned to Earth during the

Apollo missions, scientists know that the Moon's soil, or regolith,

contains about 40 to 45 percent oxygen by weight. )

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