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sattari [20]
3 years ago
14

Which statements describe continental crust? Select the three correct answers (apex)

Biology
2 answers:
Elina [12.6K]3 years ago
5 0

Answer: Option (B), (C) and (D)

Explanation: Continental crust is a thick plate that comprises of <u>sedimentary, metamorphic and igneous types of rocks</u>. They are less denser compared to the oceanic crust and usually have a <u>thickness of about 35-40 km</u>, and increases upto 75-80 km at the mountain ranges. It often contains<u> silicate minerals</u>, that are mainly enriched in sodium, aluminium, calcium and potassium.

Thus, the correct options are mentioned above.

bogdanovich [222]3 years ago
4 0

Answer:

B, C, D

Explanation:

The following statements are true regarding the continental crust;

It is between 25 and 70 km thick

Its made of all types of rocks

It contains silicate minerals high in sodium, potassium, aluminum, and calcium

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