Happy Summer vacation

Name: ……………………... Class : ……… seCtion: …….. Roll no. ……..

B. K . Sr. Sec. Public school, Bawani Khera

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Respected Parents

Summer Vacation will start from 01.06.2017 to 02.07.2017 and School will reopen

on 03.07.2017 as per scheduled time-table i.e.:- 8: 00 am to 2:00 pm.

Instructions (for Students):

You are requested to fix your child time-table during vacation so that they

can do their holidays homework regularly and also enjoy the holidays.

Please arrange the relevant material which is required to prepare projects,

your word.

Please motivate your children to read good books during vacation and

please arrange the same for them.

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gekjs Ldwy dk xzh”edkyhu vodk’k 01-06-2017 ls 02-07-2017 rd jgsxkA fon~;ky;

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funsZ’k ¼fon~;kfFkZ;ksa ds fy,½ %&

vkils vuqjks/k gS fd xfeZ;ksa dh yEch NqfV~V;ksa ds nkSjku Ñi;k cPpks dh le; lkfj.kh

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cPpksa dks çsjd @ vPNk lkfgR; i<+us ds fy, çksRlkfgr djs rFkk miyC/k Hkh djok,¡A

cPpksa dks çkstsDV bR;kfn cukus ds fy, mi;qDr lkexzh miyC/k djok,¡A

Note : It is compulsory for a child to be present in school from 3rd July 2017 (03 tqykbZ 2017 ls fon;ky; es cPps dk mifLFkr gksuk vfuok;Z gSA)

Physics 1. Learn the following chapters :

Chapter : - 8 motion

Chapter :- 9 force and laws of motion.

2. Complete your practical note book.

3. Prepare a project report including acknowledgement, verification, certificate index,

bibliography (14 pages at least) on the topic “Newton‟s second law of motion” (Covering)

4. Prepare a chart showing various types of graph (position-time graph, velocity –time graph)

for object in –

a. Rest

b. In Uniform motion

5. Prepare M.C.Q‟s and viva-voce of the practical done so far.

6. Answer the following Questions:

a. Four cars A, B, C and D are moving on a leveled road. Their distance versus time

graphs are shown below. Choose the correct statement.

i. Car A is faster than car D

ii. Car B is the Slowest

iii. Car D is faster than car C

iv. Car C is slowest.

v. Find the acceleration in A and D car.

vi. Which car has more acceleration.

b. A motorcyclist drives from A to B with a uniform speed of 30 km/h and return back

with a speed of 20 km/h. Find its average speed.

c. The velocity – time graph shown below is the motion of a cyclist, find

(i) Its acceleration

(ii) Its velocity

(iii) The distance covered by the cyclist in 15 seconds.

(iv) Drive equations of motions

v = u + at

s = ut + ½ at2

v2 – u

2 = 2 a s

Dis

tan

ce (

m)

c D

A

B

Time (Sec.)

Vel

oci

ty (

m/s

)

Time (s)

d. A particle moves over three quarters of a circle of radius r. what is the magnitudes

of its displacement and also find distance.

e. A passenger in a moving train tosses a coin which fall behind him. It means that

motion of the train is

i. Accelerated

ii. Uniform

iii. Retarded

iv. Find distance & displacement travel by an object in 6 sec.

f. A water tanker filled up to 2/3 of its height is moving with a uniforms speed. On

sudden application of the brake, the water in the tank would

i. Move backward

ii. Move forward

iii. Be unaffected

iv. Rise upwards

g. There are three solids made up of aluminum, steel and wood, of the same shape and

volume. Which of them would have highest inertia?

h. A feather of mass 5 g is dropped from a height. It is observed to fall down with a

constant velocity. What is the net force acting on it?

i. Establish relation between inertia and mass.

Chemistry Note: Learn and write the following questions.

1. Define the following terms:-

a. Condensation

b. Diffusion

c. Matter

d. Evaporation

e. vaporization

f. vapour

g. Temperature

h. Boiling point

i. Melting Point

j. Sublimation

k. Latent heat of fusion

l. Freezing

2. Write and learn the following questions:

a. Explain the effect of change of temperature and pressure on three states of

matter.

Velo.

4

m/s

0

-2 m/s

3 sec 6 sec

time

b. A substance has neither a fixed shape nor a fixed volume. State whether it is

a solid, a liquid or a gas.

c. Melting point of a substance is below the room temperature, predict its

Physical state.

d. How does evaporation causes cooling? Why does a cooler cool better on hot

and dry day?

e. Define “freezing point” and latent heat of vaporization.

f. Convert the following to the Kelvin scale

i. 250 C

ii. 3730 C

iii. 370 C

iv. 2720 F

v. 2980 F

g. How will you show that air has maximum compressibility?

h. List two properties that liquids have in common with gases.

i. Define latent heat of fusion, vaporization and sublimation.

j. „Do you sweat more on a dry or humid day‟. Justify your reason.

k. Napthalene balls disappear without leaving behind any solid.

3.

a. Revise NCERT Questions in text questions.

b. Revise End exercise questions.

c. Why the water kept in earthen pot becomes cold after sometime.

d. Why the temperature remain constant during the change of state of matter.

e. To show with the help of an activity that air contains water vapour.

f. Why is ice at 273k is more effective in cooling than water at the same

temperature?

g. What produce more severe burns, boiling water or steam?

Biology SUBJECT-SCIENCE

General instructions:

1. Do your work neatly. 2. You can take assistance from your parents for doing your projects but individuality needs to be

maintained, your own creativity should be reflected from your projects. 3. Do your project on colored sheets and spiral bind them. 4. Project should include collection of data, analysis and interpretation of data, observation,

conclusion and inference.

1. Prepare a chart-

(1) Plant Cell (2) Animal cell

2. Project-Work:

Different types of plant tissues

Note: Project material must be hand written.

The project work will be developed and presented in the following order.

1) The cover page showing: Project title, student information, school and year.

2) List of content with page number

3) Acknowledgements

4) All the photo and sketches should be properly labelled.

3. Revise covered syllabus

4. Learn and write NCERT Questions of the ch. 1 (Fundamental Unit of life)

Ch. 2 (Plant Tissue)

Mathematics

Section - A

1. Revise Ch.-1 number system + Ch. 2 Polynomial with worksheets and examples.

2. Learn square and cube 1 to 25.

3. Write & learn algebraic identities as given with assignment.

Section – B

1. Insert 6 rational numbers between.

a.

and

b. -3 and -4

2. Express the following numbers in the form

.

a.

b.

c.

3. Convert the following numbers in the form

.

a. 0. ̅ b. ̅ c. ̅

4. Simplify by removing radical signs and negative indices.

a. √

√

√

√

b. (

)

{(

)

(

)

}

c. √

5. Prove (

)

(

)

(

)

6. Find the value of a & b

a. √

√

√

√ √

b. √

√

√

√ √

7. If (5) x-3

(3) 2x-8

= 225, then find the value of x.

8. Simplify

a. √

√ √

√

√ √

√

√ √

b.

√ √ √

9. Show that √ is an irrational number.

10. Locating √ , √ , √ on number line.

11. Arrange in descending order of magnitude : √

√

√

12. Arrange in ascending order of magnitude : √ √

√

13. Simplify :

a. ( √ √ ) √ √

b. √ √ √

√ √

14. If √

find the values of (i)

(ii)

15. Visualise 3.765 on the number line, using successive magnification.

Section - C

1. (x + y)2 = x

2 + 2xy + y

2

2. (x - y)2 = x

2 - 2xy + y

2

3. (x + y + z)2 = x

2 + y

2 + z

2 + 2xy + 2yz + 2zx

4. x2 – y

2 = (x + y) (x – y)

5. (x + a) (x + b) = x2 + (a + b) x + ab

6. (x + y)3

= x3 + y

3 + 3xy (x + y)

7. (x - y)3

= x3 - y

3 - 3xy (x - y)

8. x3 + y

3 = (x + y) (x

2 – xy + y

2)

9. x3 - y

3 = (x - y) (x

2 + xy + y

2)

10. x3 + y

3 + z

3 – 3xy = ( x + y + z) (x

2 + y

2 + z

2 – xy – yz – zx)

11. if x + y + z = 0 then x3 + y

3 + z

3 = 3 x y z

Using suitable Identities solve the following

1. (x + 8)2

2. (2x + 7y)2

3. (4x – 3y)2

4. (3x + 2y)3

5. (5p – 2q)3

6. (x – 9) (x – 1)

7. (3a – 7b – c)2

8. (3 – 2x) (3 + 2 x)

9. (

) (

)

10. (-2a + 5b – 3c)2

11. (

)

12. (

)

13. 125y3 + 27z

3

14. 64p3 – 343q

3

15. if p + q + r = 0 prove that

p3 + q

3 + r

3 = 3pqr

Social Science (English) 1. Learn Ch.- 1 in history.

Learn Ch.- 1 in geography.

Learn Ch.- 1 in political science

Learn Ch.- 1 in economics

2. Fill and paste the following maps in your notebook.

a. Different rivers of India.

b. Different islands group.

c. Indira point, Kanya Kumari.

d. Mountain ranges.

3. Do the following questions in your notebook and learn.

a. Give reason while the sun has already risen in Arunachal Pradesh, it is still dark in

Gujrat.

b. Why do we need a standard meridian? Where is it located? What is its significance?

c. Why are Himalayas called young fold mountains.

d. Describe any five characteristics of the great Himalayas.

e. Describe five characteristic feature of the Deccan plateau.

f. Give five main characteristic of the northern plains of India.

g. Give any five differences between Western Ghats and Eastern Ghats.

h. Describe the main events of the October revolution in Russia.

i. What were the causes of Russian revolution.

j. Explain any five objectives of the Russian revolutionaries.

k. What were the main effects of October 1917 revolution on Russia?

l. State five measures Stalin took to improve the soviet Economy.

m. What are the demerits of the democratic form of government?

n. Give any five important features of democracy.

o. What is the significance of rule of law and respect for rights in a democratic

country?

p. What is an economic activity? What are the different types of economic activities?

q. How is human resource different from other resources like lane and physical

capital?

r. What are the various forms of unemployment exiting in India?

s. What steps have been taken to improve the quality of education in India?

t. What are the causes of unemployment in India?

Prepare a group discussion on „ Democracy in present scenario”.

Prepare a project explaining the various stages of emergence of Haryana as an important

and separate stage. Highlight its past. The reclamation projects, population patterns, major

industries, life, culture and heritage. Students can also display their findings through a

power point presentation.

Suggested Projects [Prepare do any ONE project]

Class IX

1. Imperialism and its impact

2. Pastoral Economy Communities in Asia or Africa

3. Clothing – A Social History of Development

4. Women’s Role in History

5. Changing trends in society as reflected in cinema in the 20th Century

6. World Peace and Security

7. Population characteristics and change in India

8. Gender Status ( Sex Ratio pattern and its implications)

9. Adolescent – Myths and issues

10. Population characteristics of my school

11. Changing area under Forest and its impact on Environment

12. Conservation of Natural Resources

13. Water Resources

14. Analysing the composition of the Lok Sabha

15. Elections in India

16. Managing Disasters – The Role Of Students

17. Preparedness for a disasters

Social Science (Hindi) fuEufyf[kr ç’uks dks viuh mŸkj iqfLrdk esa fy[ksa o ;kn dhft,%&

¼bfrgkl½

fuEufyf[kr ç’uksa ds mŸkj 120 ‘kCnksa es fyf[k,A

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2. 1917 ls igys :l dh dkedkth vkcknh ;wjksi ds ckdh ns’kksa ds eqdkcys fdu&2 Lrjksa ij fHkUu Fkh\

3. 1917 esa tkj dk ‘kklu D;ksa [kRe gks x;k\

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5. fuEufyf[kr ds ckjs esa la{ksi esa fyf[k, %&

a. dqyd

b. Mª;wek

c. Mnkjoknh

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¼Hkwxksy½

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10. csjkstxkjh ds nqӍHkko D;k gS\

ukxjhd ‘kkL=

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2. yksdra= ds f[kykQ fn, tkus rdksZ dk o.kZu dhft,\

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3. Hkkjr dk nf{k.kh fcUnq

4. Hkkjr ds eq[; Hkw&Hkkx dk nf{k.kh fcUnq

5. Hkkjr ds ekufp= ij çeq[k ufn;ksa dks n’kkZb,

Hindi

ç'u & 1

1. x| [kaM esa ls v/;k; ^nks cSyksa dh dFkk* ,oa ^Ygklk dh vksj* ;kn djus vkSj buesa ls ,d&,d vad

okys 20&20 ç’u Nk¡Vdj mŸkj lfgr fy[ksaA

2. i| [kaM esa ls dchj dh ^lkf[k;k¡* ,oa yy|n dh ^ok[k* ;kn djus vkSj buesa ls ,e&,d vad okys

20&20 ç’u Nk¡Vdj mŸkj lfgr fy[ksaA

3. iwjd iqfLrdk Ñfrdk Hkkx&1 ds v/;k; ^bl ty çy; esa* dks ;kn djuk vkSj blesa ls ,d&,d vad

okys 20 ç’u Nk¡Vdj mŸkj lfgr fy[ksaA

ç’u& 2

1. fuca/k &ys[ku ¼dksbZ rhu djsa½

d- çnw”k.k % leL;k vkSj lek/kku

[k- yM+dk & yM+dh ,d leku

x- foeqfnzdj.k

?k- c<+rk Hkwe.M+yh; rki

M- vkradokn % ,d leL;k

2. i= & ys[ku ¼dksbZ rhu½

d- fdlh nq?kZVuk dk o.kZu djrs gq, laiknd ds uke i= fy[ksaA

[k- fo|ky; esa [ksy& dwn dh lkexzh dh vksj /;ku fnykrs gq, ç/kkukpk;kZ dks çkFkZuk i= fyf[k,A

x- ^Nk=kokl esa jgus dk vkuan* fo”k; ij vius fe= dks ,d i= fyf[k,A

?k- fdlh ioZrh; LFkku dk o.kZu djrs gq, vius fe= dks i= fyf[k, fd og Hkh dqN fnuksa ds fy,

vkids ikl vk tk,A

M- vkids eksgYys esa O;kIr xanxh dh vksj /;ku vkєV djus gsrq mi[k.M vf/kdkjh dks ,d i= fyf[k,A

3. fuEufyf[kr fo”k;ksa ij çHkko’kkyh Hkk”k.k rS;kj djsa%& ¼dksbZ nks½

d- lkfgR;

[k- jktuhfr & ,d xgjh pky

Xk- vkradokn ij vadq’k

?k- c<+rs vijk/k vkSj dkuwu O;oLFkk

M- ngst çFkk

4. fuEufyf[kr fo”k;ksa ij Lyksxu rS;kj djsa ¼5&5½

d- fo|ky;

[k- ty

x- isM+

?k- ek¡

M- fo|k/ku

5. fuEufyf[kr ekgiq:”kksa dh thouh vkSj buds }kjk jfpr lkfgR; dk v/;;u djs %&

d- jl[kku

[k- lwjnkl

x- dchj

?k- vk;ZHkV~V

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7. xzh”ekodk’k ds jkspd iy viuh Mk;jh esa fy[ksa ¼de ls de 3 vuqHko çfrfnu fy[ksa½

English 1. Solve 1 to 15 exercises of reading comprehension from grammar book.

2. Read the novel Gulliver’s Travel (Part 1 and II) and make a project on it. Cover the

following.

a. First page : Project title, student information schools year.

b. Acknowledgement

c. Introduction

d. Text Review

e. Summary / Story with photo

f. Conclusion

3. Read English Newspaper regularly, select any ten news / articles related to education /

environment and paste them in scrap book.

4. Write one page daily in cursive handwriting.

5. Learn all question-answers of the chapters those have been completed before summer

vacation.

6. Read & learn stories given in grammar book to perform in classroom.

7. Learn ch. – 22 from grammar book.

Art & Craft 1. The cover page should be designed according to your topic.

2. Information should be collected from the books together to words a sufer India, CBSE as

well as from the internet.

3. Project should be presented in creative and innovative way.

4. Roll No. 1 to 20 :

a. Topic – Still life with colour.

b. Theme – Flower vase, house object.

c. Method and material – Use A-3 sized drawing sheet and poster colour.

5. Roll No. 21 onwords :

a. Topic – Painting.

b. Theme – Nature.

c. Method and material – Use A-3 sized drawing sheet and poster colour.

Physics 1. Rajeev went from Delhi to Chandigarh on hi motorbike. The odometer reads 4200 km at

the start of the trip and 4460 km at the end of the trip. If Rajeev took 4h 20 min to

complete his trip, find the average speed in kmh-1 as well as ms-1.

2. A car travels 40 km in 30 minutes and the next 40 km in 40 minutes calculate the average

speed for the entire journey.

3. A 100 m long train crosses a bridge of length 200 m in 50 second with constant velocity

find the velocity.

4. A body is thrown in the vertically upwards direction rises up to a height ‘h’ and comes

back to position of start calculate.

a. Total distance travelled by the body.

b. The displacement of the body.

5. If a body travels with speeds v1, v2 and v3 for equal intervals of time. Find the average

speed?

Foundation of I.T.

Give the full forms for:

OCR __________________________

EAN __________________________

MICR ________________________

LCD __________________________

CRT __________________________

DVD _________________________

UPC __________________________

Q2. Stack the following into 3 groups:

Bluray disk, Pen drive, Scanner, Printer, Floppy, Plotter, Hard disk, Speaker,

Mouse, Web cam, Light pen, Microphone, Memory stick

Input Devices Output Devices Storage Devices

Q3. Give differences between the following:

1. Primary & Secondary Memory

2. CD- R & CD- RW

3. Blu ray disk & DVD

4. Digital & Traditional Camera

Q4. Write the storage capacity of the following :

CD, DVD, Floppy, Blu ray, Storage tape, Smart media disk

____________________________________________________________________________

____________________________________________________________________________

Q5. List at least two advantages of the following devices:

Pen drive

________________________________________________________________________

________________________________________________________________________

Laser Printer

__________________________________________________________________________

___________________________________________________________________________

Q6. Name the various types of:

1. Scanner

2. Mouse

3. Plotter

Q7. Define

a) Barcode _______________________________________________________________

______________________________________________________________________

b) MICR ________________________________________________________________

______________________________________________________________________

c) Microphone ____________________________________________________________

______________________________________________________________________

d) OCR _________________________________________________________________

______________________________________________________________________

e) Plotter _______________________________________________________________

______________________________________________________________________

f) Microdrive _____________________________________________________________

______________________________________________________________________

Q8. Explain the working of the Hard Disk.

______________________________________________________________________________

______________________________________________________________________________

______________________________________________________________________________

______________________________________________________________________________

______________________________________________________________________________

______________________________________________________________________________

______________________________________________________________________________

Q9 Answer the following Questions

1. Define Software. Briefly define its types.

2. What is an IPO cycle?

3. Differentiate between Application software and System software .Give examples.

4. What is an Operating System? What are its functions?

5. What is the meaning of the term Volatile Primary Memory ? What can be done to

overcome the problems of volatility ?

6. What functions are performed by the control unit? Can we call it the control centre of

computer system ? Why?

7. How many megabytes make 1 terabyte?

8. What is the difference between moving and copying files and folders?

9. What is the significance of the recycle bin?

Project Work:

Prepare a PowerPoint Presentation on the following topic according to your Roll No.

(1) Types of Printer

(2) Types of Computers

(3) Types of Software

(4) Input and Output Devices

Learn Ch. – 1, 2 & 3.