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Chapters
1.1: A Time to Believe
1.2: Dick Whittington and his Cat
1.3: The Pilgrim
1.4: Revathi's Musical Plants
मराठी
Chapter १: आम्ही चालवू हा पुढ़े वारसा (गीत)
२: मी चित्रकार कसा झालो!
३: प्रभात (कविता)
४: आपण सारे एक
Mathematics
1: Rational and Irrational numbers
2: Parallel lines and transversal
3: Indices and Cube root
4: Altitudes and Medians of a triangle
5: Expansion formulae
General Science
1: Living World and Classification of Microbes
2: Health and Diseases
3: Force and Pressure
4: Current Electricity and Magnetism
History
1: Sources of History
2: Europe and India
3: Effects of British rule
Civics
1: Introduction to the Parliamentary System
Geography
1: Local Time and Standard Time
▶ 2: Interior of the Earth
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Solutions for Chapter 2: Interior of the Earth
Below listed, you can find solutions for Chapter 2 of Maharashtra State Board Balbharati for Integrated 8 Standard Part 1 [English Medium] Maharashtra State Board.
Balbharati solutions for Integrated 8 Standard Part 1 [English Medium] Maharashtra State Board 2 Interior of the Earth Exercises [Page 129]
Choose the correct option:
There are two layers in the crust.
Inner and outer crust
Continental and oceanic crust
Surface and oceanic crust
Mantle and Core
Which element is found in both mantle and crust?
Silica
Magnesium
Aluminium
Iron
Which of these minerals are found in the core of the earth?
Iron-magnesium
Magnesium-nickel
Aluminium- Iron
Iron-nickel
The inner core is in which state?
Gaseous
Solid state
Semi-solid state
The outer core is made up of ______.
Iron
Gold
Hydrogen
Oxygen
The layer of the earth on which we live.
Mantle
Core
Crust
Continental crust
Which seismic waves can travel through liquid medium?
Primary waves
Secondary Waves
Surface waves
Oceanic waves
Tell whether right or wrong. Correct the wrong statement.
The density of various materials is not the same in the interior of the earth.
True
False
Tell whether right or wrong. Correct the wrong statement.
The core of the earth’s interior is made up of hard rock.
True
False
Tell whether right or wrong. Correct the wrong statement.
Secondary waves cannot pass through outer core.
True
False
Tell whether right or wrong. Correct the wrong statement.
Continental crust is made up of silica and magnesium.
True
False
Answer the following:
What are the two parts of the crust? What is the basis of classification?
Why is the upper mantle called the asthenosphere?
Magnetosphere of the earth is a result of rotation. Explain.
Draw neat diagram, label them and explain.
The interior of the earth
Draw neat diagram, label them and explain.
Magnetic pole and equator.
Give geographical reason:
There is variety in the interior of the earth.
Give geographical reason:
There is correlation between the density of metals and their location in the interior of the earth.
Give geographical reason:
Mantle is the centre of earthquake and volcanic eruptions.
Give geographical reason:
The thickness of the crust below the continents is less as compared to oceans.
Give geographical reason:
Earth is protected because of the magnetosphere.
ACTIVITY
Prepare a model of the earth’s interior.
Solutions for 2: Interior of the Earth
Balbharati solutions for Integrated 8 Standard Part 1 [English Medium] Maharashtra State Board chapter 2 - Interior of the Earth
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Concepts covered in Integrated 8 Standard Part 1 [English Medium] Maharashtra State Board chapter 2 Interior of the Earth are Interior of the Earth, The Composition of the Earth’s Interior, The Crust, Mantle, Core.
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