Advertisements
Advertisements
Question
Explain this term associated with rocks: Extrusive Igneous Rocks
Solution
These rocks are formed by consolidation of erupted magma on the surface of earth.
APPEARS IN
RELATED QUESTIONS
With the help of your teacher, collect different types of rocks such as granite, sandstone, limestone, marble, slate, graphite, etc. and prepare a chart containing information about their colour, hardness, texture, and permeability.
Name any three elements of the earth’s crust.
Give two examples of metamorphic rocks
Explain this term associated with rocks: Metamorphism
What are the chief characteristics of metamorphic rocks?
Distinguish between Thermal metamorphism and Dynamic metamorphism.
Classify the following rock: Granite
Fill in the blanks
The interior layer is the core, which is made up mainly of iron and nickel, and is called ______.
What is the basis for the classification of rocks?
Match the following:
(a) | Igneous | (i) | Magma |
(b) | Sedimentary | (ii) | Transformation |
(c) | Metamorphic | (iii) | Gypsum |
(d) | Molten material | (iv) | Basalt |
(e) | Rock Cycle | (v) | Marble |
How are sedimentary rocks formed?
Distinguish between:
Internal Processes and External processes.
Parent Rock is converted to loose Rock by ______.
The word Ignis means rock.
What are the uses of soil?
Why are crystalline rocks called so?
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.
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.
Match the following:
A. | Basalt | 1. | Anthracite |
B. | Limestone | 2. | Extrusive igneous |
C. | Coal | 3. | Metamorphic rock |
D. | Gneiss | 4. | Sedimentary rock |