Which statements describe oceanic crust? select the two correct answers.
a. it is made...
Biology, 17.10.2019 20:30 Santos7446
Which statements describe oceanic crust? select the two correct answers.
a. it is made of all types of rocks.
b. its age ranges from very young to more than 4 billion years old.
c. it is between 25 and 70 km thick.
d. it is formed at zones of volcanic activity on the ocean floor.
e. it contains silicate minerals high in iron and magnesium.
Answers: 3
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