Class 7 Exam > Class 7 Questions > What is a rock?a)A naturally occurring solid ...
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What is a rock?
- a)A naturally occurring solid mass
- b)A man-made structure
- c)A liquid form of mineral matter
- d)A type of soil
Correct answer is option 'A'. Can you explain this answer?
Verified Answer
What is a rock?a)A naturally occurring solid massb)A man-made structur...
A rock is a naturally occurring solid mass of mineral matter that makes up the Earth’s crust. Rocks come in various types, textures, sizes, and colors.
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What is a rock?a)A naturally occurring solid massb)A man-made structur...
Definition of a Rock:
A rock is a naturally occurring solid mass or aggregate of minerals or mineraloids. It is a fundamental component of the Earth's crust.
Characteristics of Rocks:
- Rocks are typically composed of one or more minerals.
- They are formed through geological processes such as cooling and solidification of magma or from the accumulation of sediment.
Types of Rocks:
There are three main types of rocks:
1. Igneous Rocks: Formed from the cooling and solidification of magma or lava. Examples include granite and basalt.
2. Sedimentary Rocks: Formed from the accumulation and compression of sediments. Examples include limestone and sandstone.
3. Metamorphic Rocks: Formed from the alteration of existing rocks due to high heat and pressure. Examples include marble and slate.
Uses of Rocks:
- Rocks are used in construction for building materials.
- They are also used in the manufacturing of various products such as ceramics, glass, and jewelry.
- Rocks play a crucial role in the formation of soils and in geological research.
In conclusion, rocks are essential components of the Earth's crust, and they come in various types with distinct characteristics and uses. Understanding rocks is fundamental in geology and various industries that rely on their properties.
A rock is a naturally occurring solid mass or aggregate of minerals or mineraloids. It is a fundamental component of the Earth's crust.
Characteristics of Rocks:
- Rocks are typically composed of one or more minerals.
- They are formed through geological processes such as cooling and solidification of magma or from the accumulation of sediment.
Types of Rocks:
There are three main types of rocks:
1. Igneous Rocks: Formed from the cooling and solidification of magma or lava. Examples include granite and basalt.
2. Sedimentary Rocks: Formed from the accumulation and compression of sediments. Examples include limestone and sandstone.
3. Metamorphic Rocks: Formed from the alteration of existing rocks due to high heat and pressure. Examples include marble and slate.
Uses of Rocks:
- Rocks are used in construction for building materials.
- They are also used in the manufacturing of various products such as ceramics, glass, and jewelry.
- Rocks play a crucial role in the formation of soils and in geological research.
In conclusion, rocks are essential components of the Earth's crust, and they come in various types with distinct characteristics and uses. Understanding rocks is fundamental in geology and various industries that rely on their properties.
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What is a rock?a)A naturally occurring solid massb)A man-made structurec)A liquid form of mineral matterd)A type of soilCorrect answer is option 'A'. Can you explain this answer? for Class 7 2025 is part of Class 7 preparation. The Question and answers have been prepared according to the Class 7 exam syllabus. Information about What is a rock?a)A naturally occurring solid massb)A man-made structurec)A liquid form of mineral matterd)A type of soilCorrect answer is option 'A'. Can you explain this answer? covers all topics & solutions for Class 7 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for What is a rock?a)A naturally occurring solid massb)A man-made structurec)A liquid form of mineral matterd)A type of soilCorrect answer is option 'A'. Can you explain this answer?.
What is a rock?a)A naturally occurring solid massb)A man-made structurec)A liquid form of mineral matterd)A type of soilCorrect answer is option 'A'. Can you explain this answer? for Class 7 2025 is part of Class 7 preparation. The Question and answers have been prepared according to the Class 7 exam syllabus. Information about What is a rock?a)A naturally occurring solid massb)A man-made structurec)A liquid form of mineral matterd)A type of soilCorrect answer is option 'A'. Can you explain this answer? covers all topics & solutions for Class 7 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for What is a rock?a)A naturally occurring solid massb)A man-made structurec)A liquid form of mineral matterd)A type of soilCorrect answer is option 'A'. Can you explain this answer?.
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