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Questions and Answers
What is the main example of an acid igneous rock?
What is the main example of an acid igneous rock?
- Gabbro
- Granite (correct)
- Basalt
- Dolesite
How does basic igneous rock cool compared to acid igneous rock?
How does basic igneous rock cool compared to acid igneous rock?
- Cools at the same rate as acid igneous rock
- Rapidly due to high silicon
- It does not cool
- Slowly due to low silicon (correct)
What is the silicon content in basic igneous rocks?
What is the silicon content in basic igneous rocks?
- About 80%
- Below 40% (correct)
- Above 90%
- 60%
What is the main factor that distinguishes acid and basic igneous rocks?
What is the main factor that distinguishes acid and basic igneous rocks?
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What type of rock is formed due to the cooling and solidification of molten material of the earth's crust?
What type of rock is formed due to the cooling and solidification of molten material of the earth's crust?
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