3 years ago

What causes a continental shield to form?

1 answer:

8 0

A shield<span> is generally a large area of exposed Precambrian crystalline igneous and high-grade metamorphic rocks that </span>form<span> tectonically stable areas. In all cases, the age of these rocks is greater than 570 million years and sometimes dates back 2 to 3.5 billion years.</span>

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m = f/a

I hope this helps. Please rate Brainliest if it did :D

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2 years ago

Which motion of particles across a membrane requires energy?

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Answer:

B. From low concentration to high concentration

Explanation:

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2 years ago

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