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प्रश्न
State the properties of metamorphic rocks.
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उत्तर
Properties of metamorphic rocks :
- These rocks are harder and more resistant than the original rocks.
- These rocks have their minerals arranged in a series of bands.
संबंधित प्रश्न
Why is diamond clear and hard while graphite is soft?
Fill in the blank
Granite is an example of intrusive ________ rocks.
Write True or False. Rewrite the false statement correctly :
Basalt is an example of an intrusive igneous rock.
What is sills?
Classify the following rock: Granite
Give one word for the following.
The lower part of ocean floor, comprising mainly of silica.
Give one word for the following.
Rocks formed by the cooling and solidification of molten rock from beneath the earth crust.
Give one word for the following.
The core of the earth occupied by rock in iron and nickel.
Fill in the blanks
______ is the best example of the wind deposited stratified rock.
Fill in the blanks
Extrusive rocks are also known as ______ rocks.
Give one term for the following statement:
Rounded or sub-rounded fragments, usually water-born cobbles, pebble and gravel, cemented together by a matrix of calcium carbonate, silica, etc.
Give one term for the following statement:
Type of metamorphism in which changes are caused due to high pressure.
Igneous rocks are found in the regions of volcanoes.
Diamond is an example of _______ rock.
Minerals exist in nature ¡n the form of ______ or ______.
What are the characteristics of Sedimentary rocks?
Statement (1): Sedimentary rocks consist of many layers.
Statement (2): Sedimentary rocks are formed by the sediments deposited at different points of time.
Match the following.
| Group A | Group 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.
Statement (1): Sedimentary rocks consist of many layers.
Statement (2): Sedimentary rocks are formed by the sediments deposited at different points of time.
