Grade XI SCIENCE - Holiday Homework & Worksheets

ACADEMIC SESSION 2015 – 2016CLASS –XI,CHEMISTRY ORGANIC CHEMISTRY Student’s Name: Date : 24.4.15 Q.1) Prepare concept mapping from the below mentioned chapters using innovative methods of representation. UnitNo. Title UnitI SomeBasicConceptsofChemistry UnitII StructureofAtom UnitIII ClassificationofElementsandPeriodicityinProperties UnitIV ChemicalBondingandMolecularStructure UnitV StatesofMatter:GasesandLiquids UnitVI ChemicalThermodynamics UnitVII Equilibrium UnitVIII RedoxReactions UnitIX Hydrogen UnitX s-BlockElements UnitXI Somep-BlockElements UnitXII OrganicChemistry:SomebasicPrinciplesandTechniques UnitXIII Hydrocarbons NOTE: SEPARATE CONCEPT MAPPING TO BE DRAWN IN A4 SIZE SHEETS.. DRSIS/ Worksheet/2015-16/Page 1 of 19 DRSIS/ Worksheet/2015-16/Page 2 of 19 . Title UnitI SomeBasicConceptsofChemistry UnitII StructureofAtom UnitIII ClassificationofElementsandPeriodicityinProperties UnitIV ChemicalBondingandMolecularStructure UnitV StatesofMatter:GasesandLiquids NOTE : Refer to NCERT TEXT BOOK for the definitions.15 Q.1) Using INDEX behind NCERT TEXT BOOK list out the definitions in your class work of the below mentioned chapters. UnitNo.CHEMISTRY PART-1 WORKSHEET Student’s Name: Date : 24.ACADEMIC SESSION 2015 – 2016 CLASS –XI.4. 4. Let f . B and B X A. (b. 8. (b. Determine the domain and range of the relation R defined by R = {(x.ACADEMIC SESSION 2015 – 2016 CLASS –XI . find: 5 (a) t(0) (b) t(28) (c) t(-10) (d) the value of c when t(c) = 212. which maps temperature in celsius into temperature in Fahrenheit is defined by 9c t (c )   32 . 5.2). 3. Define a relation R from A to A by R = { (x. (i) Write R in roster form.7}. 7.4.5). 6. x. 2. x + 5) : x ={0.3. y € A }. The function ‘t’. 3.15 1.1). …. form the set A x A x A.6} and C = {2. f(3) = 11 4. If A = { 1. If A X B = { (a. Let A = ( 1. (2 x  3)( x  1) 11. B = {2. 4} and x. y) : 3x –y = 0. (ii) Write its domain. y ÎA. form the set of all ordered pairs (x. co-domain and range. If A = {1. 2. Find a and b if f(x)= ax + b and f(2) = 8. 14). 3. Find the domain and range of the following functions: (a) f(x) = √ − (b) 1 . f – g and f/g. 9. 1. 2. y) such that x is a divisor of y.3. 5}}. If A = {-1.5).1) } find A . g ( x )  2 x  3. 2. 10. MATHEMATICS RELATIONS AND FUNCTIONS Student’s Name: Date : 25. (a. Find the range of the following function: f ( x )  DRSIS/ Worksheet/2015-16/Page 3 of 19 .2).4}. (a. 1}. (b. 4. (iii) Depict this relationship by an arrow diagram. Find f + g. g : R  R be defined respectively by : f ( x)  x  1. then verify that: (AXB)U(AXC) ii) A X (B∩C) = (AXB)∩(AXC) iii) A X (B-C) = (AXB)-(AXC) i) A X (BUC) = 3. Let U {x : x N. Also show the relationships between the given sets by a Venn diagram. In a class of 60 students. (i) P (ii) Q (iii) R (iv) U (v) Q R (vi) P Q (vii) P – Q (viii) P – R (ix) R – Q (x) P R 2.4. 4 x 20}.ACADEMIC SESSION 2015 – 2016 CLASS –XI . B = {multiple of 3} and C = {factors of 30}. DRSIS/ Worksheet/2015-16/Page 4 of 19 .15 1. find the following sets. A = {even number}. From the Venn diagram shown below. Find (i) A B (ii) B C (iii) C A . 3. 36 like Science and 24 students like both the subjects. 40 students like Maths. MATHEMATICS SETS Student’s Name: Date : 25. Draw a Venn diagram and find the number of students who like: (i) Maths only (ii) Science only (iii) Either Maths or Science (iv) Neither Maths nor Science. If A = {1. 3. 9}. x 21} . 3}.4. find the following sets. 28 students had apple juice and 32 had mango juice. B = {4. Draw a Venn diagram and find how many students had (i) both apple juice and mango juice (ii) only apple juice (iii) only mango juice 8. 5. verify that (i) A (B C) (A B) (A C) (ii) A (B C) (A B) (A C) 6. All the students had at least one soft drink. 4. 3. C = {7. 2. If A = {1. (i) U (ii) A B (iii) A B C (iv) B – C (v) C – B (vi) A B C 7. Let U {x : x N. 8. 9}. 3. 5}. C = {2. verify that a. A (B C) (A B) (A C) b. 4}. Draw a Venn diagram to show the relationship between the given sets and also find the following sets. 5. 7. 2. B = {prime numbers}andC={factor of 42}. (i) B C (ii) C A (iii) A C (iv) B C (v) A (B C) DRSIS/ Worksheet/2015-16/Page 5 of 19 . A = {multiples of 3}. 6}. From the Venn diagram shown below. A (B C) (A B) (A C) 5. B = {1. In a group of 50 students. (vi) A (B C) (vii) (A B) (A C) Technologies (P) L DRSIS/ Worksheet/2015-16/Page 6 of 19 . How many light years make 1 parsec? How much are a nanometer. 4. radius and surface tension σ. The time of oscillation (t) of a small drop of liquid under surface tension depends upon the density. S = distance. What are the dimensions of x and k? The density of earth is given by Ρ = 3g/ 4πRG Where R is the radius of earth and G is gravitational constant. v = final velocity. m = mass. u = initial velocity. use the dimensional analysis to obtain the time period of vibration. 10. 1. 11. 6. Assuming that the period of vibration of a tuning fork depends upon the length of the prongs and on the density and Young’s modulus of the material. 5. 14. angular momentum. the density ρ of water and the acceleration due to gravity g. find the distance of the planet from earth. Suggest a distance corresponding to each of the following orders of length (i) 107m (ii) 104of em (iii) 103m (iv) 102m (v) 10-3m (vi) 10-6m (vii) 10-14m Derive the dimensions of the following quantities with the help of the formula given. The parallax angle of a planet on two places of earth is 20 seconds. 16. capacitance and inductance. Give the dimensions of latent heat. a light year and an angstrom? Are there more nanoseconds in a second than number of seconds in a year? The average wavelength of yellow light emitted from a sodium lamp is 5893 A0. Radius of earth is 6400 km. Assuming that the mass (m) of the largest stone that can be moved by a flowing river depends only upon the velocity v. Prove dimensionally that t = √ρr2/σ. 8. 7. PHYSICS PHYSICAL WORLD AND MEASUREMENT Date: ANSWER ALL THE QUESTIONS IN YOUR CLASS WORK. Check the dimensional consistency of this relation. 15. Calculate the dimensions of universal gravitational constant. 12. Express it in nm. The equation of a wave is given by Y = rsinω( x/v . Area = length x breadth Density = mass/ volume Speed = distance / time Acceleration = velocity / time Pressure = force/area Torque = force x distance Check the dimensional consistency of the following relation: FS = ½ mv2 – ½ mu2 Here F = force.Student’s Name: ACADEMIC SESSION 2015 – 2016 CLASS – XI. 13. 3. If the two places are situated diametrically on the equator. What are the dimensions of angular displacement? Prove that energy density and pressure have the same dimensions. Show that m varies with the sixth power of the velocity of the flow. resistivity. . 9. 2.kπ) where the symbols have their usual meanings. 17. 15 g and 20.18.01 cm respectively. breadth and thickness of a metal sheet are 4. Suggest a distance corresponding to each of the following orders of length.2 + 14.005m and 2.2 205 4000 0.0006032 25. 5.025 Perform the indicated operations to correct significant figures: (i) 3. What is the total mass of the box and the difference in the masses of the pieces to correct significant figures? 24.8 x 104 s + 3.235 (ii) 27. 1.320 6.5 cm.2 cc.74 g of the substance occupies 1.482 – 27. The mass of a box measured by a grocer’s balance is 2.5 19. 107 104 103 102 10-3 10-6 10-14 10-15 10-10 10-6 10-2 10-12 . State the number of significant figures in the following: 0.437 x 12 (iv) 105/ 5.9 cm and a height of 13. Two gold pieces of masses 20. 20. Find the density of the substance to correct significant figures.17 g are added to the box.234m. Calculate the volume of a cylinder with a diameter of 9. 21.007 2.64 x 1024 0. What is the number of significant figures in the following expressions? 173. Perform the following operation to correct significant figures: 6.4 (iii) 3.300 kg. 23.1 x 105 s 22.032 0. Give the area and volume of the sheet to correct significant figures. The length.2370 6. Student’s Name: ACADEMIC SESSION 2015 – 2016 CLASS – XI. Explain the theme “Human behaviour is a function of the attributes of persons and environment”. Educational Psychology Q2. Health Psychology b.4. Q3. What is criminology? .15 Q1. PSYCHOLOGY Introduction to Psychology Date :24. Define the following a. Clinical Psychology c. What are the functions of an industrial psychologist? Q6.Q4. Explain how behaviour is caused. . What is the difference between basic verses applied psychology Q5. Student’s Name: ACADEMIC SESSION 2015 – 2016 CLASS – XI. Explain introspection.4. Q4.15 Q1. What are mental processes? Q2. Why is Psychology defined as a social science? Q3. PSYCHOLOGY Introduction to Psychology Date :24. What is cognition? How to cognitive psychologist explain human behaviour? . What are the main components of behaviourism and structuralism? Q6. Discuss the following: a. Neuropsychology b.Q5. Developmental Psychology . 235 (ii) 27.9 cm and a height of 13.234m. What is the total mass of the box and the difference in the masses of the pieces to correct significant figures? 12.0006032 25.2370 6.8 x 104 s + 3. Find the density of the substance to correct significant figures. Prove that energy density and pressure have the same dimensions.025 Perform the indicated operations to correct significant figures: (i) 3. What are the dimensions of angular displacement? 3. State the number of significant figures in the following: 0. The time of oscillation (t) of a small drop of liquid under surface tension depends upon the density. 5. breadth and thickness of a metal sheet are 4.64 x 1024 0. Calculate the volume of a cylinder with a diameter of 9. 11. PHYSICS PHYSICAL WORLD AND MEASUREMENT Date: ANSWER ALL THE QUESTIONS IN YOUR CLASS WORK.2 cc. 107 103 10-3 10-14 104 102 10-6 10-15 .482 – 27. radius and surface tension σ. Perform the following operation to correct significant figures: 6. What is the number of significant figures in the following expressions? 173.300 kg.032 0.74 g of the substance occupies 1. angular momentum.2 205 4000 0.437 x 12 (iv) 105/ 5.005m and 2.1 x 105 s 10. Suggest a distance corresponding to each of the following orders of length. 1.15 g and 20. 2. The mass of a box measured by a grocer’s balance is 2. The length. Give the area and volume of the sheet to correct significant figures. resistivity.007 2.2 + 14.Student’s Name: ACADEMIC SESSION 2015 – 2016 CLASS – XI. 6.5 7. Give the dimensions of latent heat. 9. 4.4 (iii) 3. 1. Prove dimensionally that t = √ρr2/σ. capacitance and inductance. Calculate the dimensions of universal gravitational constant. 5. 8.320 6.01 cm respectively. Two gold pieces of masses 20.17 g are added to the box.5 cm. ● ● Testingthehardness.presenceofIron. ● Studyofthemethodsofpurificationofwater. CRITERIA FOR PRESENTATION      Headings to be bold Project to be made in A4 Size sheets.Fluoride.4.Chloride.AfewsuggestedProjects ● Checkingthebacterialcontaminationindrinkingwaterbytestingsulphideion.dependinguponther egionalvariationindrinkingwaterandstudyofcausesofpresenceoftheseionsabov epermissiblelimit(ifany). CHEMISTRY BOARD PROJECT Student’s Name: Date :24. ● Determinationoftherateofevaporationofdifferentliquids.. ● Studytheeffectofacidsandbasesonthetensilestrengthoffibers. ● Studyofacidityoffruitandvegetablejuices.ACADEMIC SESSION 2015 – 2016 CLASS – XI . Sub headings to be clearly demarcated.etc. Investigationofthefoamingcapacityofdifferentwashingsoapsandtheeffectofad ditionofSodiumCarbonateonit.15 PROJECT Scientificinvestigationsinvolvinglaboratorytestingandcollectinginformationfromothersou rces. ● Studytheacidityofdifferentsamplesoftealeaves. . Pictures collected for the project to be coloured. Content to be hand written. . CHEMISTRY BASIC CONCEPTS OF CHEMISTRY Date : 10.5236 Q.040. Calculate(i)themolalityofthe solution(ii)themolefractionofsugar.15 A fluorideofoxygenwaspreparedbymixingoxygenandfluorineintheproper ratioat60K.6 ? (b)Roundoffthefollowinginto threesignificantfigures:(i)5. 3M .Whatisthe empiricalformulaofthecompound ? 2M Q12. Calculatethemolarityof a solutionofethanolinwaterinwhichthemole Fractionofethanolis0. (ii) 9. 2M Q13.Thiscompoundcontains32.5H2O.685 (ii)0. Stateandexplainthefollowinglaws: 2M (ii)Molality (iii)Molefraction (i) Law of multiple proportions (ii) GayLussac’slawofcombiningVolumes (a)Howmanysignificantfiguresaretherein 3M (iii) Avogadro’s law (i)202. Definethefollowing (i)Molarity Q15.9 % O.Student’s Name: Q11 ACADEMIC SESSION 2015 – 2016 CLASS – XI .5 mole atomsofnitrogen. (ii) Calculatethenumberofatomsineachofthefollowing: (a) 3.78 x 10-24 (iii) 29. Q14.4.2 g of sulphur (b) 0.1 % F and67.17.9865 (iii)8. Calculate thepercentageofwater ofcrystallizationinCuSO4.50 3MQ16. Fiction. Tell what is great about the book. will often provide you with the information you need. Required Elements for Book Review :-1. poignant. Picture Book.In as few words as possible. Then write a review of the book. Nonfiction. If the book has received any awards. Number of Pages 3. well researched. School. ENGLISH HOLIDAY HOMEWORK – BOOK REVIEW Student’s Name: Date : 25. Illustrator . 5. etc. Recommended Grade Level(s) . list them here. 7. we need to know where we should post your review. omit this category.Your Name. Mystery. Description/Genre . You could say. for example.Brief Description of the type of book. 6.ACADEMIC SESSION 2015 – 2016 CLASS – XI. Position. ie.Underlined 2. Author . but also appropriate for grades I and III. If not.Write all the possible curriculum areas to which this book relates.04. Your review should inspire others to want to read the book.15 Read carefully The Canterville Ghostby Oscar Wilde. Tell how this book could be used with students. etc.Last name first. Fantasy. Grade II. Awards . Be specific when you write the grade level. Date (M/Y) _______________________________________________________________________________________ _______________________________________________________________________________________ _______________________________________________________________________________________ _______________________________________________________________________________________ _______________________________________________________________________________________ _______________________________________________________________________________________ ______________________________________________________________________________________ _______________________________________________________________________________________ _______________________________________________________________________________________ . Review .Although most books are suitable for more than one grade level. doing a Google search for the title plus the word awards. write an evaluative summary including qualifiers such as excellent. Biography. Poetry.If you are aware of any awards the book has won. Copyright Date. Suggestions for Classroom Use/ Curriculum Connections . 8.Last Name First Title . Reviewed by . humorous. 4. _______________________________________________________________________________________ _______________________________________________________________________________________ _______________________________________________________________________________________ _______________________________________________________________________________________ _______________________________________________________________________________________ ______________________________________________________________________________________ _______________________________________________________________________________________ _______________________________________________________________________________________ _______________________________________________________________________________________ _______________________________________________________________________________________ _______________________________________________________________________________________ _______________________________________________________________________________________ _______________________________________________________________________________________ _______________________________________________________________________________________ _______________________________________________________________________________________ _______________________________________________________________________________________ ______________________________________________________________________________________ _______________________________________________________________________________________ _______________________________________________________________________________________ _______________________________________________________________________________________ _______________________________________________________________________________________ _______________________________________________________________________________________ _______________________________________________________________________________________ _______________________________________________________________________________________ . DRSIS/ Worksheet/2015-16/Page 1 of 19 . 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