Question

B.
( hthosphere
Fill in the blanks
1. Average thickness of the crust is
layer of the Earth is rich in silica,
3. An earthquake originates from the
4. The common minerals found in rocks are
and​

Answer 1

Answer:

average thickness of crust is the layer of the earth is rich in silica and earthquake originates from the the common minerals found in rocks and

Answer 2

Answer:

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Explanation:

1 } 6-7 km

2}mantle

3} earth plates re adjusting  / volcanic eruption

4}Quartz, granite, mica ,calcite