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Question
Fill in the blanks
______ is formed, when the angular and coarse grains of some durable minerals are cemented together.
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Solution
Breccia rock is formed, when the angular and coarse grains of some durable minerals are cemented together.
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Give one difference between Extrusive igneous and Intrusive igneous rocks.
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Fine grained metamorphic rock, generally produced by the low grade metamorphism of shale.
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Extrusive rocks generally have small crystals.
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Internal Processes and External processes.
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______ into slate caused by thermal metamorphism.
Lava comes out from a volcano.
| A | B | ||
| A. | Basalt | 1. | Anthracite |
| B. | Limestone | 2. | Extrusive igneous |
| C. | Coal | 3. | Metamorphic rock |
| D. | Gneiss | 4. | Sedimentary rock |
Statement (1): Sedimentary rocks consist of many layers.
Statement (2): Sedimentary rocks are formed by the sediments deposited at different points of time.
