NCERT Solutions Class 7 Social Science Chapter 4 Air have been provided below and is also available in Pdf for free download. The NCERT solutions for Class 7 Social Science have been prepared as per the latest syllabus, NCERT books and examination pattern suggested in Class 7 by CBSE, NCERT and KVS. Questions given in NCERT book for Class 7 Social Science are an important part of exams for Class 7 Social Science and if answered properly can help you to get higher marks. Refer to more Chapter-wise answers for NCERT Class 7 Social Science and also download more latest study material for all subjects. Chapter 4 Air is an important topic in Class 7, please refer to answers provided below to help you score better in exams
Chapter 4 Air Class 7 Social Science NCERT Solutions
Class 7 Social Science students should refer to the following NCERT questions with answers for Chapter 4 Air in Class 7. These NCERT Solutions with answers for Class 7 Social Science will come in exams and help you to score good marks
Chapter 4 Air NCERT Solutions Class 7 Social Science
NCERT Solutions for Class 7 Social Science Geography Chapter 4 Air
1. Answer the following questions:
(i) What is atmosphere?
Ans. The huge blanket of air that surrounds the earth is known as atmosphere.
(ii) Which two gases make the bulk of the atmosphere?
Ans. The gases which make the bulk of atmosphere are nitrogen and oxygen.
(iii) Which gas creates green house effect in the atmosphere?
Ans. Carbon dioxide creates green house effect in the atmosphere.
(iv) What is weather?
Ans. The state of atmosphere at a particular place and time is known as weather. It is the hour-to-hour, day to day condition of the atmosphere.
(v) Name three types of rainfall.
Ans. The three types of rainfall are:
(a) The Convectional Rainfall
(b) The Relief or Orographic Rainfall, and
(c) The Cyclonic Rainfall
(vi) What is air pressure?
Ans. The pressure exerted by the weight of air on the earth’s surface is known as air pressure.
2. Tick/ underline the correct answer.
(i) Which of the following gases protect us from harmful sun rays?
(a) Carbon dioxide (b) Nitrogen (c) Ozone .
(ii) The most important layer of the atmosphere is:
(a) Troposphere . (b) Thermosphere (c) Mesosphere
(iii) Which of the following layers of the atmosphere is free from clouds?
(a) Troposphere (b) Stratosphere . (c) Mesosphere
(iv) As we go up the layers of the atmosphere, the pressure:
(a) Increases (b) Decreases . (c) Remains the same
(v) When precipitation comes down to the earth in the liquid form, it is called:
(a) Cloud (b) Rain . (c) Snow
3. Match the following.
(i) Trade winds (a) Incoming solar energy
(ii) Loo (b) Seasonal wind
(iii) Monsoon (c) Horizontal movement of air
(iv) Wind (d) Layer of ozone gas
(e) Permanent wind
(f) Local wind
Ans.
(i) Trade winds (e) Permanent wind
(ii) Loo (f) Local wind
(iii) Monsoon (b) Seasonal wind
(iv) Wind (c) Horizontal movement of air
4. Give reasons.
(i) Wet clothes take longer time to dry on a humid day.
Ans. Water from wet clothes evaporates under the action of sun and wind. The rate of evaporation is much slower on a humid day than on a dry day, as the air has already some amount of moisture present in it. Hence, it takes longer to dry wet clothes.
(ii) Amount of insolation decreases from equator towards poles.
Ans. Sunlight falls almost vertically on the equator, while it falls at slanting angle on the poles. So, the amount of insolation decreases from equator towards poles. The amount of insolation received by the equatorial regions is greater than insolation received by the polar regions.
5. For fun.
(i) Solve this crossword puzzle with the help of given clues.
Across:
6. An Indian tree having extraordinary quality of providing oxygen round the clock: Peepal
8. Gas present in atmosphere occupying only 0.03% by volume: Carbon dioxide
11. Outermost layer of atmosphere: Exosphere
12. Mixture of many gases: Air
14. Life giving gas: Oxygen
15. Air in motion: Wind
16. An Indian tree valued highly for medicinal properties: Neem
18. Gas protecting us from harmful sunrays: Ozone
19. Low pressure area: Cyclone
Down:
1. Amount of water vapour in air: Humidity
2. Condensation of water vapour around dust particles in atmosphere: Cloud
3. Example of local wind blowing in summer in northern India: Loo
4. Short term changes in atmosphere: Weather
5. Precipitation in liquid form: Rain
7. Blanket of air around the earth: Atmosphere
9. Instrument to measure pressure: Barometre
10. Incoming solar radiation: Insolation
13. Reduces visibility in winters: Fog
17. It is noon time when sun is overhead.
(ii) Make a weather calendar for one week. Use pictures or symbols to show different types of weather. You can use more than one symbol in a day, if the weather changes.
NCERT Solutions Class 7 Social Science Chapter 1 Environment |
NCERT Solutions Class 7 Social Science Chapter 2 Inside Our earth |
NCERT Solutions Class 7 Social Science Chapter 3 Our Changing Earth |
NCERT Solutions Class 7 Social Science Chapter 4 Air |
NCERT Solutions Class 7 Social Science Chapter 5 Water |
NCERT Solutions Class 7 Social Science Chapter 6 Natural Vegetation and Wildlife |
NCERT Solutions Class 7 Social Science Chapter 7 Human Environment Settlement Transport Communication |
NCERT Solutions Class 7 Social Science Chapter 8 Human Environment Interactions The Tropical And The Subtropical Region |
NCERT Solutions Class 7 Social Science Chapter 9 Life in the Deserts |
NCERT Solutions Class 7 Social Science Chapter 1 Tracing Changes Through A Thousand Years |
NCERT Solutions Class 7 Social Science Chapter 2 New Kings and Kingdoms |
NCERT Solutions Class 7 Social Science Chapter 3 The Delhi Sultans |
NCERT Solutions Class 7 Social Science Chapter 4 The Mughal Empire |
NCERT Solutions Class 7 Social Science Chapter 5 Rulers and Buildings |
NCERT Solutions Class 7 Social Science Chapter 6 Towns Traders and Craftspersons |
NCERT Solutions Class 7 Social Science Chapter 7 Tribes Nomads and Settled Communities |
NCERT Solutions Class 7 Social Science Chapter 8 Devotional Paths to the Divine |
NCERT Solutions Class 7 Social Science Chapter 9 The Making of Regional Cultures |
NCERT Solutions Class 7 Social Science Chapter 10 Eighteenth Century Political Formations |
NCERT Solutions Class 7 Social Science Chapter 1 On Equality |
NCERT Solutions Class 7 Social Science Chapter 3 How the State Government Works |
NCERT Solutions Class 7 Social Science Chapter 4 Growing up as Boys and Girls |
NCERT Solutions Class 7 Social Science Chapter 5 Women Change the World |
NCERT Solutions Class 7 Social Science Chapter 6 Understanding Media |
NCERT Solutions Class 7 Social Science Chapter 7 Markets around Us |
NCERT Solutions Class 7 Social Science Chapter 8 A Shirt in the Market |
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NCERT Solutions Class 7 Social Science Chapter 4 Air
NCERT Solutions Class 7 Social Science Chapter 4 Air is available on our website www.studiestoday.com for free download in Pdf. You can read the solutions to all questions given in your Class 7 Social Science textbook online or you can easily download them in pdf.
Chapter 4 Air Class 7 Social Science NCERT Solutions
The Class 7 Social Science NCERT Solutions Chapter 4 Air are designed in a way that will help to improve the overall understanding of students. The answers to each question in Chapter 4 Air of Social Science Class 7 has been designed based on the latest syllabus released for the current year. We have also provided detailed explanations for all difficult topics in Chapter 4 Air Class 7 chapter of Social Science so that it can be easier for students to understand all answers.
NCERT Solutions Chapter 4 Air Class 7 Social Science
Class 7 Social Science NCERT Solutions Chapter 4 Air is a really good source using which the students can get more marks in exams. The same questions will be coming in your Class 7 Social Science exam. Learn the Chapter 4 Air questions and answers daily to get a higher score. Chapter 4 Air of your Social Science textbook has a lot of questions at the end of chapter to test the students understanding of the concepts taught in the chapter. Students have to solve the questions and refer to the step-by-step solutions provided by Social Science teachers on studiestoday to get better problem-solving skills.
Chapter 4 Air Class 7 NCERT Solution Social Science
These solutions of Chapter 4 Air NCERT Questions given in your textbook for Class 7 Social Science have been designed to help students understand the difficult topics of Social Science in an easy manner. These will also help to build a strong foundation in the Social Science. There is a combination of theoretical and practical questions relating to all chapters in Social Science to check the overall learning of the students of Class 7.
Class 7 NCERT Solution Social Science Chapter 4 Air
NCERT Solutions Class 7 Social Science Chapter 4 Air detailed answers are given with the objective of helping students compare their answers with the example. NCERT solutions for Class 7 Social Science provide a strong foundation for every chapter. They ensure a smooth and easy knowledge of Revision notes for Class 7 Social Science. As suggested by the HRD ministry, they will perform a major role in JEE. Students can easily download these solutions and use them to prepare for upcoming exams and also go through the Question Papers for Class 7 Social Science to clarify all doubts
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