HW-CLASS IX

 

SHANTI GYAN NIKETAN SR. SEC. SCHOOL

HOLIDAY HOMEWORK

CLASS - IX   2018-19

 

ENGLISH       SET A

1.      Revise the syllabus covered in the class.

2.      Read the newspaper daily and rewrite any five news reports in about 80-100 words.

3.      We have travelled from the stone age to the age of computers. There has been an explosion of technology in the field of science. Write an article in about 100-150 words on the topic “The Future of Information Technology”. You are Mayank/Mishti.

(Hints: Easy and cheap, very quick, various benefits under one roof, information at door step)

4.      Last week you were caught in a sudden shower of rain, now write a diary entry describing your experience in about 100-150 words.

5.      Write a story with the help of the following story line in about 200 words.

He opened the factory door- peeped inside – some light – last shift over – could be thieves ……

6.      Write and prepare on any one of the following topics for presentation. (1 minute)

i.                    Science

ii.                  Education

iii.                Health and fitness

7.      Make an attractive cover-page of any famous English story book/novel written by Ruskin Bond/ R.K. Laxman/ O Henry / Mulk Raj Anand / Oscar Wilde / R.K. Narayan / William Wordsworth and read any three stories written by these writers.

8.      Prepare a power point presentation (5-8 slides) on any topic from your prescribed English books.

Note: Do the holidays homework in a project file.

 

MATHEMATICS       SET A

“The only way to learn Mathematics is to do Mathematics”

1.      Write down the tables from 2 to 20. Learn them also.

2.      Write & learn the squares from 1 to 30.

3.      Write & learn the cubes from 1 to 20.

4.      Make a project:

Usage of Geometry in everyday life. [Roll no. 1 to 23]

Usage of Polynomials in everyday life. [Roll no. 24 to 46]

5.      Solve 10 sums of fractions using BODMAS rule.

6.      Revise the syllabus done so far.

7.      Explain rules of congruence on A-3 sheet.

8.      Make a crossword puzzle related to your syllabus.

9.      Do the lab activity no. 1,2,3,4 in lab manual.

10.  Solve the assignments given.

11.  Write and learn all the identities of chapter 2.

PHYSICS          SET A

Assignment :- 1

Distance & Displacement

1.      Give difference between distance and displacement.

2.      In any situation, the displacement can be more then distance? If no, why?

3.      A jogger jogs along one length and breadth of a rectangular park. If the dimensions of park are 150m x 120m, find the distance travelled and displacement of the jogger. [Ans:- 270m, 30 Ö41]

4.      A body moves in a circular path of radius 20cm. if it completes two and half revolutions along the circular path, find distance and displacement. [Ans:- 314cm, 40 cm]

5.      After studying the motion of a ball rolling on a straight line as shown in figure.

                        

 

Find its displacement and distance covered.

i.                    When it rolls A to B and then to C (i.e. A to B to C) and

ii.                  Finally comes back to A (i.e. A to A) [Ans:- i.) 8m, 12m         ii.) Om, 20 m]

Assignment :- 2

Velocity & Speed

1.      Give difference between velocity & speed.

2.      An object travels 14m in 4s and then another 16m in 2s. What is the average speed of an object. [Ans:-5m/s]

3.      A motorboat travels with the speed of 10m/s for 10s and 20m/s for 20s. find its average speed. [Ans:-16.67 m/s]

4.      A body travels along a circular path of radius 60cm. after travelling half a revolution in 20s. find the

i) average velocity                                    ii) average speed

5.      Write arriving jayant travels 30 km with a uniform speed of 40 km/h and next 30km with a uniform speed of 20 km/h. find his average speed.[ans:- 26.67 km/h]

6.      A car travels a distance at a speed 60 km/h and returns with speed of 40 km/h. calculate the average speed for the whole journey. [ans:- 48km/h]

CHEMISTRY          SET A

1.      Define matter and give its three states.

2.      Define density and give its SI unit.

3.      Why don’t solid substances diffuse?

4.      What process is observed when we light the incense stick (agarbatti) in one corner of a room?

5.      Give suitable reason for the following:-

a.      Sugar crystals dissolve faster in hot water than cold water.

b.      You can smell rotten fish from a distance.

6.      Why do solids have a regular geometrical shape?

7.      Can a rubber band change its shape on stretching? Is it a solid?

8.      When we put a drop of blue ink in a glass of water, the whole water turns blue after sometime. Why?

9.      Which of the following substances diffuse faster in a glass of water – a drop of honey or blue ink? Give reason.

10.  Sponge though compressible is a solid. Explain.

11.  The diagram below shows burning of an oil lamp.

 

 

 

 

 

 

Draw the arrangement of particles of position ‘x’ and ‘y’ when the lamp is buring.

            II. Make a neat and labelled  chart paper on the following:-

1.      Any diagram from ch-2 i.e. separation techniques.

BIOLOGY          SET A

1.      Do the given assignment based on chapter 5.

2.      Prepare a chart based on the following topics on an irory sheet:

TOPICS                                                                                    Roll no.

i.                    World of unicellular organisms                                                    1-10

ii.                  Causes and prevention of malaria/dengue/chickengunia           11-20

iii.                Green house effect and global warming                                      21-30

iv.                 Sources and consequences of Air/Water Pollution                      31-40

v.                   Plant/Animal Tissues                                                                    41-46

·         Colours can be used to make the charts attractive.

3.      Write a slogan to create awareness about “Conservation of natural resources” like water, air, soil, fossil fuel etc. on one fourth of ivory sheet.

SOCIAL SCIENCE

       SET A

1.                  POLITICAL SCIENCE:- i. Prepare a report on our PM Narendra Modi Visit to China and the

Agenda for such visit. (7-8 pages)

2.      GEOGRAPHY:- A comparative study of Himalayas and Southern Plateau under the following heads location, rivers flowing through this region, climate, natural vegetation, culture etc. (10-12 pages) (with the help of pictures)

3.      Learn and revise the taught portion

4.      Map work

a.      Mountain peaks & hills

Mt. Everest, Kanchenjunga, K2, Karakoram range, Shivalik range, Dodabeta, Mahenragiri peak, Nilgiri hills, Cardamom hills, Annamalai hills.

b.      Plateaus :- Chotanagpur and Malwa

c.       Western ghats & Eastern ghats

d.      Western coastal plains & Eastern Coastal plains

e.      Konkan coast, Malabar coast, coromandal coast and northern circars

5.      Learn and revise the taught portion.

ART & CRAFT

1.      3 poster (size A3) (20x15 inch)  ANY FESTIVAL

2.      1 poster (size A3) (20x15 inch)  NECESSITY OF SPORTS

3.      1 poster (size A3) (20x15 inch)  HOW TO IMPROVE YOUR HEALTH

4.      Any two quotations (size A3) (20x15 inch) 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

SHANTI GYAN NIKETAN SR. SEC. SCHOOL

HOLIDAYS HOMEWORK

CLASS - IX   2018-19

ENGLISH      SET B

1.      Revise the syllabus covered in the class.

2.      Read the newspaper daily, find any two difficult words and write their meanings from the dictionary.

3.      Write five pages in good handwriting.

4.      Write and learn three forms of verbs (minimum 50) and make sentences using any ten of them.

5.      You are Deepak/Deepika, write an article in about 100-150 words, highlighting the benefits of a balanced diet and regular exercise.

(Hint: Nutritionally rich diet, stimulates brain, good health, better performance, healthy lifestyle, strong immune system)

6.      Write a diary entry for the day when you received the first prize in the Annual Prize Distribution Function. Express your feelings in about 100-150 words.

7.      Last night you heard a noise in your room. You opened your eyes and you saw a burglar entering in your room. Write a story in about 200 words about what happened then.

8.      Write and prepare on any one of the following topics for presentation: (1 minute)

a.      Environment

b.      Sports

c.       Children

9.      Design a poster on any one of the following topics.

a.      Save Earth

b.      Say No To Plastic Bags

c.       Importance Of Education

Note:- Do the holidays homework in a project file.

MATHEMATICS        SET B

1.      Write & learn the tables from 2 to 20.

2.      Write & learn the squares from 1 to 30.

3.      Write & learn the cubes from 1 to 20.

4.      Write & learn all the identities of chapter 2.

5.      Solve the assignments given.

6.      Do the lab activity no. 1,2,3,& 4 in the lab manual.

7.      Show the representation of any three irrational numbers on the number line.

8.      Explain rules of congruence on A-3 sheet.

9.      Draw any three types of triangles and draw the perpendicular bisector of any two sides in each triangle.

10.  Construct 600, 750, 900, 1200, 1350, 1050 & 1500 & bisect them.

11.  Compare the volume of cone and cylinder. Show the comparison with the help of an activity.

12.  Revise the syllabus done so far.

13.  Plot 20 coordinates in the graph sheet. (5 in each graph sheet)

14.  Solve 10 sums of fractions using BODMAS rule.

PHYSICS         SET B

Assignment :- 1

Distance & Displacement:-

1.      Name the device which measures distance.

2.      Define Displacement. Give its S.I. unit.

3.      If a person travels 6km and comes back on the same path.

a.      What distance has he travelled?

b.      What is his final displacement?

4.      An ant travels a distance of 8cm from P to O and then moves a distance of 6cm to R. find its resultant displacement.

5.      What is the difference between distance travelled by a body and its displacement? Explain it with the help of a diagram.

Assignment :- 2

Speed & Velocity

1.      Distinguish between speed & velocity.

2.      During an experiment, a signal from a space ship reached the ground station in five minutes what was the distance of the spaceship from the ground station? The signal travels at the speed of light i.e. 3 x 108 m/s.

3.      Under what condition(s) in the magnitude of average velocity of an object equal to its average speed.

4.      Shyam, while driving to school, computes the average speed for his trip to be 20 km/h. on his return trip along the same route, there is less traffic and the average speed is 30 km/h. What is the average speed for Shyam’s trip.

5.      An object travels 14m in 4s and then another 16m in 2s. what is the average speed of an object.

CHEMISTRY          SET B

1.      What is matter?

2.      What are the three states of matter?

3.      In which of the following the particles have highest forces of attraction. Water, NaCl (solid, ice, wax.)

4.      Name the physical state of matter which cannot be easily compressed.

5.      Which of the following diffuses faster water vapour, wax, alcohol.

6.      Arrange the three states of matter in order of decreasing inter molecular spaces.

7.      In what ways are materials different from each other?

8.      In what way does a gas differ from a liquid.

9.      Define density and give its SI unit.

10.  Name the process by which a drop of KMnO spreads in a beaker of water.

11.  In which state of matter the attraction force between the constituent particles is minimum?

12.  What does LPG stand for?

BIOLOGY        SET B

1.      Do the given assignment based on chapter 5.

2.      Fill in the blanks:-

a.      There is a no net movement of water when a cell is place in ………………………………….. Solution.

b.      The basic building block of an onion bulb is called ………………………

c.       Membrane bound cell organelles are not present in ………………………………….. cells.

d.      ……………… is the complex carbohydrate found in cell wall.

e.      ……………. …………… is selectively permeable.

f.        If a plant cell is kept in …………. Solution, it will swell.

g.      If a plant cell is kept in hypertonic solution, it will ……………….

h.      Undefined nuclear region is called ……………………….

i.        The structural and functional unit of chromosomes is called………….

j.        ……………. Gives structural strength to plant cell.

3.      Learn class notes of topics covered so far.

4.      Learn spelling of all biological terms given in chapter – 5.

SOCIAL SCIENCE

Assignment 1       SET B

1.      POLITICAL SCIENCE:- Compare the governments of India and China (4-5 pages)

2.      GEOGRAPHY: - Prepare a report on Ganga river action plan. (3-4 pages)

3.      Need to work on handwriting and spellings.

4.      Map work

a.      Mountain peaks & hills

Mt. Everest, Kanchenjunga, K2, Karakoram range, Shivalik range, Dodabeta, Mahenragiri peak, Nilgiri hills, Cardamom hills, Annamalai hills.

b.      Plateaus :- Chotanagpur and Malwa

c.       Western ghats & Eastern ghats

d.      Western coastal plains & Eastern Coastal plains

e.      Konkan coast, Malabar coast, coromandal coast and northern circars

ART & CRAFT

1.      3 poster (size A3) (20x15 inch)  ANY FESTIVAL

2.      1 poster (size A3) (20x15 inch)  NECESSITY OF SPORTS

3.      1 poster (size A3) (20x15 inch)  HOW TO IMPROVE YOUR HEALTH

4.      Any two quotations (size A3) (20x15 inch)