Class IX (5th Week)

Class: IX

English           : Write the kinds of Adverb  and their Definitions.

Telugu           : 1. write about “Uthva sandhi, Ithvasandhi, Athva sandhi ” & give 10 examples.

                       

Odia               : Write an Essay on Summer season

Maths            : 1. Take any 20 liner equations and solve it.

2. Write and learn square of the numbers from 1 to 30 and cubes of the numbers from 1 to 20.

Science          : Crop production and management.   

1.     Key words

2.     What we have learnt points

3.     Diagrams

4.     Box information

5.     Textual Exercise?

6.     Extend learning activities projects.

Physics/Chemistry : Read the Lesson “Matter in our surroundings”

Social Science: 1.What do you understand by the word “Revolution”?

                        2. Explain the term Liberty, Equality and fraternity.           

Class IX , (4th Week)

Class: IX

English           : Write the kinds of Adjective and their Definitions.

Telugu           : 1. write about “Vrudha sandhi ” & give 15 examples.

                           2. daily learn  “Santhi deeksha padyalu” stanzas and write

Odia               : Read &write the questions & Answers from Lesson-8

Maths            : 1. Write and learn definitions and classification of triangles

                              according to sides and angles 

2. Write and learn definitions, classifications, and properties of quadrilaterals.

Science          : Micro organisms – Friend and Foe.   

1.     Key words

2.     What we have learnt points

3.     Diagrams

4.     Box information

5.     Extended learning activities and projects?

6.     Did you know

Phy/Chem       : Write atomic weight 3 times each

Social Science: Write a brief account on the third state from Chapter-1 “History”

Class IX (3rd Week)

Class: IX

English           : Make table of Direct and Indirect speech and learn every rule

Telugu           : 1. write about “Yanadesa sandhi ” & give 20 examples.

                           2. daily learn  “Santhi deeksha padyalu” stanzas and write

Odia               : Write difficult words from lesson-8 minimum 25 to 30 words and Read

Maths            : 1. Write all formulas from Algebra  

2. practice each ten examples of algebraic addition, subtraction, multiplication, division.

Science          : Reaching the age of adolescence   

1.     Key words

2.     What we have learnt points

3.     Diagrams

4.     Box information

5.     Textual exercise

6.     Extended learning activities and projects?

Physics/Chemistry : Find molecular weight of any 30 compounds

Social Science: Find  out Geography Page No.4

1. The number of union territories along western and eastern coasts  

                            2. Area wise which is the smallest and which is the largest state?

Class IX (2nd Week)

Class: IX (2nd Week)

English           : Make a table of Passive voice and get by heart the rules.

Telugu           : 1. write about “Guna sandhi” & give 20 examples.

                        2. daily learn  stanzas and write

Odia               : Read Grammar lesson -1 and write 15 to 20 sentences

Maths            : 1. Write and learn all formulas from exponents and powers  

2. Practice five examples for each formula from exponents and powers

                       3. Write and memorize 2 to 20 tables 1 time

Science          : Reproduction in Animals  

1.     Key words

2.     What we have learnt

3.     Diagram

4.     Box information

5.     Extended learning projects and activities

6.     Did you know?

Phy/Che:  Write formula of any 50 compounds by criss cross method

Social Science: Find it out 20 different ministers (present) in our country and

                            Write down in your note book.

Class IX (1st Week)2018

Class: IX

English           : Make table of tenses and get by heart every rule in this chapter

Telugu            : 1. write about “Savarna deerga sandhi” & give 20 examples.

                           2. daily learn 1 stanza

Odia                : chapter-1 “Kahamukha Anai Banehith” Read & write question &                    

                          answers and by heart the poem.

Maths            : 1. Locate, squareroot of 2, squareroot of 3,squareroot of 5,squareroot of 7,squareroot                             of 10  on number line

                           2. Take any five non terminating repeating decimals and convert                                                                into p/q form

                           3. Take five examples of decimals numbers in the number line

                                 (visualisation).

Science           : Conversation of plants and Animals

        1.     Key words

        2.     What we have learnt

        3.     Diagram

        4.     Box information

        5.     Extended learning projects and activities

        6.     Did you know?

Social Science:       Find the difficult words and their meanings from Chapter-1

Assembly Question 17.2.2016,Science

1) A boy of mass 50kg runs up a staircase of 45 steps in 9 s. If the height of each step is 15cm.find his power. Take g=10m s-2. Page 156

Solutions : Weight of the boy.

     Height of the staircase,

Time taken to climb, t=9 s

Power,P=Work done/time taken

=      = 375 W     Power is 375 W.

2) The unit of work is joule: Page 157

1 Joule = 1 Newton x 1 metre

3) What is echocardiography? Page 171

Answer:

Ultrasonic waves are made to reflect from various parts of the heart and form the images of

the heart. This technique is called echocardiography.

4) Electrons are  ____________ charged,protons are ____________ charged and neutrons have ____

charges. Page 54

Answer:  negatively ,positively ,no.

5) __________ virus is spread by the bite of infected dogs and others animals. Page 187

Answer: Rabies.

Assembly Question Maths,

1. Give the formulae or unit of:

    1. Surface Area of a cuboid                =2(lb+bh+hl)                 Page 210 

     2. Surface Area of a cube                     =6a2                 Page 211

     3. Curved Surface Area of a Cylinder         = 2πrh                 Page 215

     4. Total Surface Area of a cylinder =2πr(r+h)                 Page 215

     5. Volume of a cube                = edge x edge x edge=a3   Page 227

2. The sum of the angles of a quadrilateral is _________. Page 137

           Answer: 3600 

       3.What is Circle ? Page 169

          Answer:

          The collection of all the points in a plane, which are at a fixed distance from a fixed point in the plane, is called a                    circle.

     4. What is an arc? Page 170

         Answer:

        A piece of a circle between two points is called an arc.

     5.What is segment? Page 170

       Answer:

       The region between a chord and either of its arcs is called a segment.

    6.What is circumference? Page 170

      Answer:

     The length of a complete circle is called its circumference.

Class IX,Science,Date 21 Dec.2015

     1.       Why is it not possible to see an atom with naked eyes?                               (Page No.34)
           Answer:
           The dimension of atoms is very small of the order of 1 nm. More than a million atoms when staked one         over the other will make a layer that is barely as thick as a sheet of paper. Thus, we cannot see an atom with naked eyes.

       2.       Write down the formulae of                                                                           (Page No.39)
      (i) sodium oxide
      (ii) aluminium chloride
             (iii) sodium suphide
      (iv) magnesium hydroxide
             Answer:
            (i) Na₂O
            (ii) AlCl₃
            (iii) Na₂S
            (iv) Mg(OH)₂

     3.       What is immunization?                                                                            (Page No.187)
            Answer
                       Immunizationis defined as protection of the body from communicable diseases by administration 

                       of some  agent that mimics the microbe.

      4.       __________ virus is spread by the bite of infected  dog and ______animals.(Page No.187)

   Answer:  Rabies, others

      5.       Define 1watt of Power?

     Answer:

              When one joule work is done in one second by any agent, then its power is called to be one watt,

               It is the unit of Power.

      6.       According to the law of conservation of energy, energy can only be transformed from one

            form to another, It neither __________ nor ____________,it always remains the ________.

     Answer.  Created, destroyed, constant.                                                          (Page No.157)

      7.       Define Potential energy?                                                                          (Page No.153)

     Answer: The energy stored in a body or a system due to its position in a force field or due to its state 

                   of strain or configuration is called potential energy.

     8.       State any two conditions essential for being free of disease.                 (Page No.178)
    Answer
                    Two conditions essential for being disease-free are:
                    → Person should take balance diet.
                    → Personal and community hygiene.

Science IX, assembly questions

Subjects: Science         Date 07^th Dec.2015         Class: IX

.........................................................................................................................................................

1.    What are the two forms of oxygen found in the atmosphere?                      (Pages No.200-201)

Answer:

 The two forms of oxygen found in the atmosphere are:

1.       Diatomic molecular form with chemical formula O2.
2.       Triatomic molecular form with chemical formula O3.

2.    What do you mean by Biogeochemical cycles?                                                         (Page No.196)
Answer:

The cycling of chemicals between the biological and the geological world is called biogeochemical cycle.

3.    What is the difference between Global Warming and Green House Effects?          (Page No.199)

Answer :

Climate change includes any change resulting from different factors, like deforestation or an increase in greenhouse gases.

Global warming is one type of climate change, and it refers to the increasing temperature of the surface of Earth.

                                                                                                                 

4.    Fill in the blank.

            a.    Diamond and graphite found in the soil are made up of an element called                                      _____________.

Answer : carbon.                                                                                        (Page No.198)

5.    Abbreviation of the followings                                                                      (Page No.197)

1.      DNA

2.      RNA

Answer

1.      D N A - De oxy ribonucleic Acid

2.       R N A - Ribonucleic acid