स स क त-ग र ष म वक श-ग हक र यम

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1 स स क त-ग र ष म वक श-ग हक र यम कक ष X ग हक र यम अव यर पद : व क र न म यण - (उच च :, एव, कद,क त:, म, प र, म, इतस तत,र त, अत र, तत र, र द, नव, सहस, श व:, ह य:, अध, अनप, इनत, इव, कद नप, बनह:, व थ ) पठ तप त न र दयष टपद चर म (अव यर पद, स वरसन ध : उद हरण न ) गण शवन द कण स थ करणम (प रणम र नशरस द वम, ग र प त र...) CLASS X SUBJECT ENGLISH HOLIDAY HOMEWORKS, Q1:- Read a novel of any one British English writer and write its book review. Q2 :- Write a biography of anyone of the popular Indian English writers. Q 3:- Collect the news clippings from English newspapers, on the various recent news about natural calamities. {scrap book} Q 4:- Learn the poem THE MIRROR by heart. Q 5:- Read the first five chapters of the novel The story of my life and write the character sketch of any one character understood by you. Q 6:- Prepare a table in a chart paper to show twenty nouns and their adjectives and twenty verbs and their adverbs. Q 7:- Frame a conversation between two friends on Qualities of human beings Q 8:- Write an article on the importance of Language and Communicative skills.

2 MATHS HOLIDAY HOME WORK CLASS-X 1) Learn and write table from 12 to 20. 2) Write and learn the formula of euclid s division lemma. -Fundamental theorem of Arithmetic. -Decimal expansion of rational numbers. -Graphic/Algebric method of solution of pair of linear equation. 3) Write a note on career in Mathematics. ACTIVITY Find H.C.F of 2 numbers experimentally based on Euclid s division lemma. PROJECT -Prepare album on golden ratio and its usage. -Prepare a maths model [PPT] - Write a note on career in mathematics. SOCIAL STUDIES 1} PROJECT WORK ON ANY OF 3 GIVEN TOPICS :- A} POPULAR STRUGGLE AND MOVEMENT B} DISASTER MANAGEMENT C} MONEY AND CREDIT 2} PREPARE THREE VERY SHORT ANSWER TYPE QUESTION FOR ALL THE CAHPTER TILL NOW AND WRITE THEM WITH THERE ANSWERS IN HOMEWORK COPY. 3} COLLECT AND PASTE PICTURES/NEWS RELATED TO POWER SHARING AND FEDREALISM IN HOMEWORK NOTEBOOK. 4} REVISE ALL LESSON TAUGHT UP TILL NOW FOR JULY TEST.

3 5} WATCH HISTORY T.V, GEOGRAPHY ETC. CAHNNEL AND WRITE ONE PARAGRAPH ON ANY PROGRAMME THAT YOU HAVE LIKE AND WRITE ABOUT IT. {150 WORDS HOMEWORK COPY} COMPUTER Q.1 USING HTML, MAKE A LOGIN AND REGRISTRATION FORM AND TAKE SOFT-COPY IN YOUR PEN DRIVE/ CD. l= & 2017&18 1 fueufyf[kr lelkef;d fo"k;ksa ij 250 kcnksa esa fuca/k fyf[k,a d½ [k½ x½?k½ psu fnurk gqvk eksckbya Hkkjrh; d` d dh n kka le; dk dgro,oa mldk lnqi;ksxa iznw k.k% lel;k vksj lek/kkua 2- i= &ys[ku%& d½ vkids {ks= esa ikdz fodflr djus ds fy, uxj fuxe vf/kdkjh dks i= fyf[k,a [k½ vius fe= panzizdk k dks d{kk nloha esa fnyyh esa izfke vkus ikj c/kkbz i=a 3 izsepan th }kjk jfpr viu;kl ^xksnku ^ dh leh{kk fy[kuka d½ miu;kl dk ukea miu;kl dk ewy;a izdk kd dk ukea miu;kl dk lkja izeq[k ik=a usfrd f k{kka miu;kl dks i<us dk dkya

4 CLASS X SCIENCE SUMMER VACATION H.W Complete and balance the following chemical equations:- a. Zn + H2SO4 ======== + b. Pb(NO3)2 + KI ======== PbI2 + KNO3 c. Na2SO4 + BaCl2 ========= BaSO4 + NaCl d. NaCl + AgNO3 =========== + e. MgO ========= Mg + O2 f. 2KClO3 ========= + g. Al + O2 ========= h. 2 FeSO4 ========== Fe2O3 + + i. CH4 + O2 ========== + j. CaCO3 ============= + 2. Answer the following questions in short:- a. When iron is heated with sulphur, iron sulphate is formed. What is the reaction called? b. Aluminum metal displaces iron from ferric oxide giving aluminum oxide and iron. Which is more reactive Al or Fe? c. The taste and smell of food changes when kept for long time in open. What is it called? d. What is the general name of the chemical which are added to fat and oil containing foods to prevent rancidity? e. What happens when silver chloride is exposed in sunlight? Write chemical equation and mention the type of reaction. 3. An electric bulb draws a current of a 0.24A when the voltage is 220V. Calculate the amount of electric charge flowing through it is one hour. 4. How much work is done in moving a charge of 4C across two points having potential difference 12V? Calculate the number of electrons flowing it?

5. What do the flowing symbols represent in the electric circuit? a. = b. = c.

= 6. State ohm s law express it mathematically. Define S.I unit of resistance? 7.

Compare the power used in the 2 ohm resistor in each of the following circuits: i) a 6V

5 5. What do the flowing symbols represent in the electric circuit? a. = b. = c ( ) = d (. ) = V e. V = f. g. = h. = I. = j. = 6. State ohm s law express it mathematically. Define S.I unit of resistance? 7. Draw a circuit diagram consisting of a cell, an electric bulb, an ammeter and plug key? 8. Compare the power used in the 2 ohm resistor in each of the following circuits: i) a 6V battery in series with 1 ohm and 2 ohm resistors ii) a 4V battery in parallel with 12ohm and 2 ohm resistors.

6 8. Two lamps, one rated 100W at 220V and the other 60W at 220V, are connected in parallel to electric mains supply. What current is drawn from the line if the supply voltage is 220V? 9. An electric heater of resistance 8 ohm draws 15A from the service mains 2 hours. Calculate the rate at which heat is developed in the heater? 10.Explain the following: i)why is tungsten used almost exclusively for filament of electric lamps? ii) Why are the conductors of electric heating devices, such as bread-toasters and electric irons, made of an alloy rather than a pure metal. iii) Why is the series arrangement not used for domestic circuits? iv) How does the resistance of a wire vary with its area of cross-section? v) Why are copper and aluminium wires usually employed for electricity transmission? 11. Draw and label the following diagrams: i) Human alimentary canal ii) Human heart iii) Respiratory system iv) Excretory system 12. Activity- Practical record. 1. Learn tables from 12 to 20 MATHS SUMMER VACATIONS HOLIDAYS HOMEWORK 2. Write and learn all formulas of Euclid s division lemma FOR WEAK STUDENTS Fundamental theorem of arithmetic Decimal expansion of Rational Numbers Relationship between zeroes and coefficients of a polynomials Division algorithm for polynomials Graphical and algebraic methods of solution of a pair of linear equations

7 MONDAY TUESDAY WEDNESDAY THURSDAY FRIDAY SATURDAY Do 10 Do 5 questions Do 5 questions Prove Find HCF by Solve the pair of questions of of division of of factorisation irrationality Euclid s division linear equations prime polynomials of of polynomials of Root 2, lemma algebraically factorisations every Monday 1: Ex. 2.3 and its examples and its related questions. by middle term splitting. Ex:- x 2 + 5x + 6 Root 3, Root 5, Ex. 1.3 and its examples Ex & & & and graphically Ex. x y +1 = 0 and 2: y 2-7y & 42 3x + 2y 10=0 3:- 256 x 2 4x & 21 2x 2 = y 4: x 2 2x & 92 4x 4 = y 5: x 2 + 8x 336 & 54 x + 3y = 6 6: & 404 2x 3y=12 7: And its related 8: questions. And its related 9:- 729 questions. And related questions

KENDRIYA VIDYALAYA NAD KARANJA HOLIDAY HOMEWORK (AUTUMN BREAK) IX A/B/C. Hindi. Maths

KENDRIYA VIDYALAYA NAD KARANJA HOLIDAY HOMEWORK (AUTUMN BREAK) 2018-19 IX A/B/C Hindi 1.न म ल ख त व क य क त -त उदह रण ल ख ए- 1. न ष धव चक 2. प रश व चक 3. इच छ व चक 2. न म ल ख त अ क र क त -त उद हरण ल ख