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प्रश्न
Distinguish between the following: Lava and Magma
उत्तर
Lava : Lava is the black molten material erupted in a volcano.
Magma : Magma is the compound of lava, stones, ash, debris etc. erupting out in a volcano.
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संबंधित प्रश्न
Fill in the blank
Conglomerate is an example of _____________ rocks.
Give an example of intrusive igneous rock.
Classify the following rocks by selecting the correct option given below:
gypsum
What is Mechanical Metamorphism?
Explain this term associated with rocks: Metamorphism
Distinguish between the following: Thermal and Dynamic Metamorphism.
Name the main types of rocks.
In what type of rocks do you find fossils and why?
Name different types of sedimentary rocks.
What are metamorphic rocks?
Give one word for the following.
The lower part of ocean floor, comprising mainly of silica.
Fill in the blanks
Extrusive rocks are also known as ______ rocks.
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______ rocks cover wide area in Peninsular India and Columbia, the Snake Plateau of the U.S.A.
Why are the Igneous Rocks called Primary Rocks?
Give reasons for the following
Silicates are the most common rock forming minerals.
Distinguish between Metamorphic rock and sedimentary rock.
Explain about Petrology.
Out of 2,000 different types, only ______ are the basic minerals commonly found all over the earth.
Match the following.
| A. | Basalt | 1. | Anthracite |
| B. | Limestone | 2. | Extrusive igneous |
| C. | Coal | 3. | Metamorphic rock |
| D. | Gneiss | 4. | Sedimentary rock |
