Standard Six

Volume 2

TERM I

GOVERNMENT OF TAMILNADU

MATHEMATICSMATHEMATICS

SCIENCESCIENCE

SOCIAL SCIENCESOCIAL SCIENCE

A Publication Under

Free Textbook Programme of

Government of Tamilnadu

NOT FOR SALE

Department of School Education

Untouchability is Inhuman and a Crime

II

Price : Rs.

Printed by Offset at :Web

This book has been printed on 80 G.S.M Maplitho Paper

© Government of Tamilnadu

First Edition - 2012

Revised Edition - 2013(Published under Uniform System of School Education Scheme in Trimester Pattern)

Textbook Printing

College Road, Chennai - 600 006.

Tamilnadu Textbook Corporation

Textbook Prepared and Compiled by

College Road, Chennai - 600 006.

State Council of Educational Research and Training

Textbook available at

www.textbooksonline.tn.nic.in

III

CONTENTS

UNIT TOPIC PAGE NO.

MATHEMATICS

Number System

Measurements

Geometry

Answers

Biology

Chemistry

Physics

1. Natural Numbers & Whole Numbers 2

2. Divisors & Factors 11

3. Fractions & Decimals Numbers 32

4. Metric Measures 61

5. Point, Line, Line Segment and Plane 66

6. Practical Geometry 74

78

1. The world of plants 86

2. Food Habits 100

3. Changes around us 113

4. Measurement and motion 124

5. Magnetism 142

SCIENCE

(1 - 82)

(83 - 151)

IV

UNIT TOPIC PAGE NO.

SOCIAL SCIENCE

Civics

Geography

Economics

History

1. Family and Society 153

2. Society and School 156

3. The Earth and the Solar System 161

4. Economics -An Introduction 172

5. Prehistoric Period 176

6. Indus Valley Civilzation 183

7. Ancient Tamilnadu 191

(152 - 200)

which is correct ?

6

6

6

1

0

3

6

6

2

0

2

6

6

3

0

1

6

4

4

2

1

6

5

5

1

1

6

6

6

0

a

a

a

ear

5.6.1 COLLINEAR POINTS

PRACTICAL GEOMETRY