UNIVERSE
PLANETARY INTERIORS
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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True or False The most abundant elements in the Earth’s crust are silicon and oxygen.
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True
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False
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Either A or B
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None of the above
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Explanation:
Detailed explanation-1: -More than 90% of the Earth’s crust is composed of silicate minerals, making silicon the second most abundant element in the Earth’s crust. Silicon links up with oxygen to form the most common minerals on Earth.
Detailed explanation-2: -Oxygen is the most abundant metal in the earth’s crust.
Detailed explanation-3: -Oxygen is the most abundant element in the Earth’s crust.
Detailed explanation-4: -silica, also called silicon dioxide, compound of the two most abundant elements in Earth’s crust, silicon and oxygen, SiO2. The mass of Earth’s crust is 59 percent silica, the main constituent of more than 95 percent of the known rocks.
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