Motions of the Earth - Chapter 3 Geography NCERT Class 6

1. Answer the following questions briefly.

(a) What is the angle of inclination of the earth’s axis with its orbital plane?
Ans. Earth's orbital plane is known as the ecliptic plane, and Earth's tilt is known to astronomers as the obliquity of the ecliptic, being the angle between the ecliptic and the celestial equator on the celestial sphere. It is denoted by the Greek letter ε. Earth currently has an axial tilt of about 23.4°.

Globe Latitudes and longitudes - Chapter 2 Geography NCERT Class 6

1. Answer the following questions briefly.

(a) What is the true shape of the earth?
Ans. The earth is slightly flat near the poles and bulges at the center.

(b) What is a globe?

Ans. A globe is a three-dimensional, spherical, scale model of Earth (terrestrial globe or geographical globe) or other celestial body such as a planet or moon. While models can be made of objects with arbitrary or irregular shapes, the term globe is used only for models of objects that are approximately spherical. The word “globe” comes from the Latin word globus, meaning round mass or sphere. Some terrestrial globes include relief to show mountains and other features on the Earth’s surface.

Understanding Geomorphic Processes - NCERT Geography Class 11

What is Geomorphic Processes?

Let me first tell you the meaning of the word Geomorphic. Let's break the word, we have "geo" and then we have "morphic". Geo basically means earth, that's why geography is the study of earth and morphic means shape or form. So Geomorphic means how was the earth formed or how did the earth acquired this shape.

Biological Weathering | Defintion - Geography NCERT Class 11 Geomorphic Processes

What is the meaning of the term Biological Weathering?

Stand definition says:- Biological weathering is contribution to or removal of minerals and ions from the weathering environment and physical changes due to growth or movement of organisms. 

The Story of Village Palampur | Class 9 - Economics NCERT Solutions

Solutions of Economics Class 9 NCERT Social Studies (SST)

1. Modern farming methods require more inputs which are manufactured in industry. Do you agree?

Ans. Modern farming methods involve the use of high-yielding variety seeds. These seeds require a combination of chemical fertilizers and pesticides, agricultural machinery like tractors, and irrigation facilities like electric tube wells for better outcome. All these products are manufactured in industries. Therefore it is right so say that modern farming requires inputs which are manufactured in industry only.

INDIA – SIZE AND LOCATION | Chapter 1 Geography NCERT Class 9

Answer the following questions briefly.

1. Name the group of islands lying in the Arabian sea.

Ans. It is Lakshadweep Islands that lie in the Arabian Sea.

2. Name the countries which are larger than India.

Ans. Those countries are - Russia, China, USA, Canada, Australia, Brazil.

Resources - Chapter 1 Geography NCERT Class 8

Answer the following questions.

1. Why are resources unequally distributed all over the earth?

Ans. Distribution of resources depends upon number of physical factors like geographical terrain, landscape, altitude and climate. And because these factors differ so much from region to region that is why resources are also unequally found on earth. 

Our Changing Earth - Chapter 3 Geography NCERT Class 7

Answer the following questions. 

1. Why do plates move?

Ans. The lithosphere is broken into a number of plates known as the Lithospheric plates. Lithosphere is comprised of the crust and upper mantle. Now the mantle is filled with molten rocks which is also known as magma. Because of the circular movement of molten magma the plate moves slowly.

Air - Chapter 4 Geography Class 7 NCERT Solutions

Answer the following questions.

1. What is the meaning of atmosphere?

Ans. Atmosphere is the huge blanket of air that is surrounding the planet earth. All living beings on earth depends on the atmosphere for their survival.

What are jet streams and how do they form?

What are jet streams?

So what are jet streams?

Jet streams are winds that flow high up in the atmosphere. So these are the layers of atmosphere from highest to lowest :–

1.  Exosphere: 700 to 10,000 km

2.  Thermosphere: 80 to 700 km 

3.  Mesosphere: 50 to 80 km

4.  Stratosphere: 12 to 50 km

5.  Troposphere: 0 to 12 km