Question

Science questions? Fan & medal. :)

Answer 1

Which of the following is true about rocks?

Rocks are composed of only one mineral.
Rocks do not contain any nonmineral matter.
Coal is not considered a true rock.
Most rocks are a mixture of minerals.

2. If granite undergoes high temperatures and high pressures within Earth, what type of rock will be formed?
Assume that the granite does not melt.

a sedimentary rock
a metamorphic rock
magma
an igneous rock

3. All of the energy that drives Earth's rock cycle comes from _____.

the wind
Earth's interior and the sun
the breakdown of organic matter
the movement of water over Earth's surface

4. Where is the energy source found that drives the processes that form igneous and metamorphic rocks?

the sun
the wind
Earth's interior
moving water

5. A rock that forms when magma hardens beneath Earth's surface is called an _____

intrusive metamorphic rock
intrusive igneous rock
extrusive sedimentary rock
extrusive igneous rock

Answer 2

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