COMPOSITION OF
OUR PLANET
Answers
Answered by
2
Answer:
crust
mantel
core
Explanation:
Lutgens and Edward J. Tarbuck, Earth's crust is made up of several elements: oxygen, 46.6 percent by weight; silicon, 27.7 percent; aluminum, 8.1 percent; iron, 5 percent; calcium, 3.6 percent; sodium, 2.8 percent, potassium, 2.6 percent, and magnesium, 2.1 percent.
Answered by
6
Answer:
earth is a planet. there are many continents in the earth and in them different countries we live in India and in India there are many states. so our earth is a round surface that consists of 75% of water around us
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