Yaşar Kemal in Yer Demir Gök Bakır romanını planlı bir şekilde okuyunuz.

1. IB kitabından konuların tekrarlarını (özellikle türev, integral, distribution ve vektör konuları başta olmak üzere) yapınız. 2. İç değerlendirme ödevini (Exploration) tamamlayınız.

Thermal Concepts Paper 1 1. A 1.0 kw heater supplies energy to a liquid of mass 0.50 kg. The temperature of the liquid changes by 80 K in a time of 200 s. The specific heat capacity of the liquid is 4.0 kj kg 1 K 1. What is the average power lost by the liquid? A. 0 B. 200 W C. 800 W D. 1600 W 2. A liquid is initially at its freezing point. Energy is removed at a uniform rate from the liquid until it freezes completely. Which graph shows how the temperature T of the liquid varies with the energy Q removed from the liquid? 3. The graph shows the variation with time t of the temperature T of two samples, X and Y. X and Y have the same mass and are initially in the solid phase. Thermal energy is being provided to X and Y at the same constant rate. What is the correct comparison of the specific latent heats L X and L Y and specific heat capacities in the liquid phase c X and c Y of X and Y? 1

4. A mass m of ice at a temperature of 5 C is changed into water at a temperature of 50 C. Specific heat capacity of ice = c i Specific heat capacity of water = c w Specific latent heat of fusion of ice = L Which expression gives the energy needed for this change to occur? A. 55 m c w + m L B. 55 m c i + 5 m L C. 5 m c i + 50 m c w + m L D. 5 m c i + 50 m c w + 5 m L 5. Energy is supplied at a constant rate to a fixed mass of a material. The material begins as a solid. The graph shows the variation of the temperature of the material with time. The specific heat capacities of the solid, liquid and gaseous forms of the material are c s c l and c g respectively. What can be deduced about the values of c s c l and c g? A. c s > c g > c l B. c l > c s > c g C. c l > c g > c s D. c g > c s > c l 6. A substance is heated at constant power. The graph shows how the temperature T of the substance varies with time t as the state of the substance changes from liquid to gas. What can be determined from the graph? A. The specific heat capacity of the gas is smaller than the specific heat capacity of the liquid. B. The specific heat capacity of the gas is larger than the specific heat capacity of the liquid. C. The specific latent heat of fusion of the substance is less than its specific latent heat of vaporization. D. The specific latent heat of fusion of the substance is larger than its specific latent heat of vaporization. 2

7. When 1800 J of energy is supplied to a mass m of liquid in a container, the temperature of the liquid and the container changes by 10 K. When the mass of the liquid is doubled to 2m, 3000 J of energy is required to change the temperature of the liquid and container by 10 K. What is the specific heat capacity of the liquid in? A. B. C. D. 8. Two objects are in thermal contact and are at different temperatures. What is/are determined by the temperatures of the two objects? I. The direction of thermal energy transfer between the objects II. The quantity of internal energy stored by each object III. The process by which energy is transferred between the objects A. I only B. II only C. I and II only D. I, II and III 9. A container holds 40 g of argon-40 and 8 g of helium-4. What is the in the container? A. B. C. D. 3

10. Molecules leave a boiling liquid to form a vapour. The vapour and the liquid have the same temperature. What is the change of the average potential energy and the change of the average random kinetic energy of these molecules when they move from the liquid to the vapour? 11. Equal masses of water at 80 C and paraffin at 20 C are mixed in a container of negligible thermal capacity. The specific heat capacity of water is twice that of paraffin. What is the final temperature of the mixture? A. 30 C B. 40 C C. 50 C D. 60 C 12. Which of the following is equivalent to a temperature of 100 C? A. 373 K B. 173 K C. 173 K D. 373 K 13. A sample of solid copper is heated beyond its melting point. The graph shows the variation of temperature with time. During which stage(s) is/are there an increase in the internal energy of the copper? A. P, Q and R B. Q only C. P and R only D. Q and R only 4

14. The following can be determined for a solid substance. I. The average kinetic energy of the molecules II. The total kinetic energy of the molecules III. The total potential energy of the molecules Which is/are equal to the internal energy of this solid substance? A. I only B. I and III only C. II only D. II and III only 15. Two objects are in thermal contact, initially at different temperatures. Which of the following determines the transfer of thermal energy between the objects? I. The mass of each object II. The thermal capacity of the objects III. The temperature of the objects A. I only B. I and II only C. II and III only D. III only 16. A fixed mass of water is heated by an electric heater of unknown power P. The following quantities are measured I. mass of water II. increase in water temperature III. time for which water is heated. In order to calculate P, the specific heat capacity of the water is required. Which are also required? A. I and II only B. I and III only C. II and III only D. I, II and III 17. A block of iron of mass 10 kg and temperature 10 C is brought into contact with a block of iron of mass 20 kg and temperature 70 C. No energy transfer takes place except between the two blocks. What will be the final temperature of both blocks? A. 30 C B. 40 C C. 50 C D. 60 C 5

18. The specific latent heat is the energy required to change the phase of A. one kilogram of a substance. B. a substance at constant temperature. C. a liquid at constant temperature. D. one kilogram of a substance at constant temperature. 19. A solid of mass m is initially at temperature ΔT below its melting point. The solid has specific heat capacity c and specific latent heat of fusion L. How much thermal energy must be transferred to the solid in order to melt it completely? A. ml+mc B. mc+mlδt C. mcδt+lδt D. mcδt+ml 20. Molar mass is defined as A. the number of particles in one mole of a substance. B. the mass of one atom of carbon-12. C. the mass of one mole of a substance. D. the number of particles in of a mole of carbon-12 21. The temperature of an object is -153 C. Its temperature is raised to 273 C. What is the temperature change of the object? A. 699 K B. 426 K C. 153 K D. 120 K 22. A mass of 0.20 kg of water at 20 C is mixed with 0.40 kg of water at 80 C. No thermal energy is transferred to the surroundings. What is the final temperature of the mixture? A. 30 C B. 40 C C. 50 C D. 60 C 6

23. What is the temperature, in K, that is equivalent to 57 C? A. 220 B. 273 C. 330 D. 430 24. The internal energy of any substance is made up of the A. total random kinetic and potential energy of its molecules. B. total potential energy of its molecules. C. total random kinetic energy of its molecules. D. total vibrational energy of its molecules. 25. An ideal gas has an absolute temperature T. The average random kinetic energy of the molecules of the gas is A. independent of T. B. equal to T. C. proportional to T. D. inversely proportional to T. 26. The total potential energy and random kinetic energy of the molecules of an object is equal to the A. heat energy in the object. B. internal energy of the object. C. thermal energy in the object. D. work stored in the object. 27. The specific latent heat of a substance is defined as the energy required at constant temperature to A. change the phase. B. change the phase of 1 kg. C. change the phase of 1 m 3. D. change the phase of 1 kg every second. 28. Thermal energy is transferred to a solid. Three properties of the solid are I. volume II. Mass III. specific heat capacity. Which of the above properties determine the rise in temperature of the solid? A. I and III only B. II and III only C. II only D. III only 7

29. A pure solid is heated at its melting point. While it is melting the A. mean kinetic energy of the molecules of the solid increases. B. mean potential energy of the molecules of the solid increases. C. temperature of the solid increases. D. temperature of the solid decreases. 30. Which of the following is equivalent to a temperature of 350 K? A. 623 C B. 77 C C. +77 C D. +623 C 31. A liquid-in-glass thermometer is in thermal equilibrium with some hot water. The thermometer is left in the water. The water cools to the temperature of the surroundings. Which of the following is unlikely to be true for the thermometer? A. It is in thermal equilibrium with the water. B. It is in thermal equilibrium with the surroundings. C. It is at the same temperature as the water. D. It has the same thermal capacity as the water. 32. A solid piece of tungsten melts into liquid without a change in temperature. Which of the following is correct for the molecules in the liquid phase compared with the molecules in the solid phase? 33. What is the mass of carbon-12 that contains the same number of atoms as 14 g of silicon-28? A. 6 g B. 12 g C. 14 g D. 24 g 8

34. A heater of constant power heats a liquid of mass m and specific heat capacity c. The graph below shows how the temperature of the liquid varies with time. The gradient of the graph is k and no energy is lost to the surroundings. What is the power of the heater? A. kmc B. C. D. 35. Oil with volume V has specific heat capacity c at temperature T. The density of oil is ρ. Which of the following is the thermal capacity of the oil? A. ρcv B. C. ρcvt D. 36. Thermal energy is added at a constant rate to a substance which is solid at time. The graph shows the variation with of the temperature. Which of the statements are correct? I. The specific latent heat of fusion is greater than the specific latent heat of vaporization. II. The specific heat capacity of the solid is less than the specific heat capacity of the liquid. A. I only B. I and II C. II only D. Neither I nor II 9

37. A system consists of an ice cube placed in a cup of water. The system is thermally insulated from its surroundings. The water is originally at 20 C. Which graph best shows the variation of total internal energy of the system with time? 38. Carbon has a relative atomic mass of 12 and oxygen has a relative atomic mass of 16. A sample of 6 g of carbon has twice as many atoms as A. 32 g of oxygen. B. 8 g of oxygen. C. 4 g of oxygen. D. 3 g of oxygen. 39. Tanya heats 100 g of a liquid with an electric heater which has a constant power output of 60 W. After 100 s the rise in temperature is 40 K. The specific heat capacity of the liquid in is calculated from which of the following? A. B. C. D. 10

40. In the table below, which row shows the correct conversion between the Kelvin and Celsius temperature scales? 41. A temperature of 23 K is equivalent to a temperature of A. C. B. C. C. C. D. C. Printed for TED BURSA COLLEGE International Baccalaureate Organization 2018 International Baccalaureate - Baccalauréat International - Bachillerato Internacional 11

Unit 1 MEASUREMENTS AND UNCERTAINTIES 1. How many significant figures are there in the number 0.0450? A. 2 B. 3 C. 4 D. 5 2. An object is positioned in a gravitational field. The measurement of gravitational force acting on the object has an uncertainty of 3 % and the uncertainty in the mass of the object is 9 %. What is the uncertainty in the gravitational field strength of the field? A. 3 % B. 6 % C. 12 % D. 27 % 3. The diagram shows an analogue meter with a mirror behind the pointer. What is the main purpose of the mirror? A. To provide extra light when reading the scale B. To reduce the risk of parallax error when reading the scale C. To enable the pointer to be seen from different angles D. To magnify the image of the pointer 4. What is the unit of electrical energy in fundamental SI units? A. kg m 2 C 1 s B. kg m s 2 C. kg m 2 s 2 D. kg m 2 s 1 A 5. Two pulses are travelling towards each other. What is a possible pulse shape when the pulses overlap? 1

6. Which of the following is a scalar quantity? A. Velocity B. Momentum C. Kinetic energy D. Acceleration 7. A stone falls from rest to the bottom of a water well of depth d. The time t taken to fall is 2.0 ±0.2 s. The depth of the well is calculated to be 20 m using d = What is the absolute uncertainty in d? A. ± 0.2 m B. ± 1 m C. ± 2 m D. ± 4 m at 2. The uncertainty in a is negligible. 8. Which is a vector quantity? A. Pressure B. Electric current C. Temperature D. Magnetic field 9. A boy jumps from a wall 3m high. What is an estimate of the change in momentum of the boy when he lands without rebounding? A. 5 10 0 kg m s 1 B. 5 10 1 kg m s 1 C. 5 10 2 kg m s 1 D. 5 10 3 kg m s 1 10. Light of wavelength 400nm is incident on two slits separated by 1000µm. The interference pattern from the slits is observed from a satellite orbiting 0.4Mm above the Earth. The distance between interference maxima as detected at the satellite is A. 0.16Mm. B. 0.16km. C. 0.16m. D. 0.16mm. 2

11. A car moves north at a constant speed of 3m s 1 for 20s and then east at a constant speed of 4m s 1 for 20s. What is the average speed of the car during this motion? A. 7.0m s 1 B. 5.0m s 1 C. 3.5m s 1 D. 2.5m s 1 12. A sphere fits inside a cube. The length of the cube and the diameter of the sphere are 10.0±0.2cm. What is the ratio? A. B. 1 C. 2 D. 8 13. A swimming pool contains 18 10 6 kg of pure water. The molar mass of water is 18gmol 1. What is the correct estimate of the number of water molecules in the swimming pool? A. 10 4 B. 10 24 C. 10 25 D. 10 33 14. Which of the following is a derived unit? A. Mole B. Kelvin C. Coulomb D. Ampere 15. A velocity of 5 m s 1 can be resolved along perpendicular directions XY and XZ. The component of the velocity in the direction XY is of magnitude 4 m s 1. What is the magnitude of the component in the direction XZ? A. 4 m s 1 B. 3 m s 1 C. 2 m s 1 D. 1 m s 1 3

16. What is the unit of energy density? A. J kg 1 B. J kg 1 m 3 C. J mol 1 D. J K 1 17. Which of the following expresses the watt in terms of fundamental units? A. kg m 2 s B. kg m 2 s -1 C. kg m 2 s -2 D. kg m 2 s -3 18. The graph shows a set of experimental results to determine the density of oil. The results have systematic errors and random errors. Using the information on the graph, what can be said about the measurements used to find the density of oil? 19. Which of the following is a fundamental unit? A. Ampere B. Coulomb C. Ohm D. Volt 4

20. The maximum acceleration a max of an oscillator undergoing simple harmonic motion (SHM) has a percentage uncertainty of 12%. The amplitude x 0 of the oscillation has a percentage uncertainty of 20%. If what is the percentage uncertainty in the constant k? A. 4% B. 8% C. 16% D. 32% 21. The radius of a sphere is measured with an uncertainty of 2%. What is the uncertainty in the volume of the sphere? A. 2% B. 4% C. 6% D. 8% 22. The force of air resistance F that acts on a car moving at speed v is given by F=kv 2 where k is a constant. What is the unit of k? A. kg m 1 B. kg m 2 s 2 C. kg m 2 D. kg m 2 s 2 23. Which of the following is a unit of energy? A. kg m 1 s 1 B. kg m 2 s 2 C. kg m s 2 D. kg m 2 s 1 24. The sides of a square are measured to be 5.0 ± 0.2 cm. Which of the following gives the area of the square and its uncertainty? A. 25.0 ± 0.2 cm 2 B. 25.0 ± 0.4 cm 2 C. 25 ± 2 cm 2 D. 25 ± 4 cm 2 25. Which of the following lists two vector quantities and one scalar quantity? A. force, mass, time B. acceleration, energy, momentum C. distance, impulse, power D. density, pressure, temperature 5

26. The length of the side of a cube is 10.0 ±0.3cm. What is the uncertainty in the volume of the cube? A. ±0.027 cm 3 B. ±2.7 cm 3 C. ±9.0 cm 3 D. ±90 cm 3 27. Which of the following lists three vector quantities? A. momentum, electric field strength, displacement B. momentum, displacement, pressure C. pressure, electric current, displacement D. electric current, electric field strength, impulse 28. The graph shows the relationship between two quantities p and q. The gradient of the graph is r and the intercept on the p axis is s. Which of the following is the correct relationship between p and q? A. p = sq+r B. p = rq+s C. p = rq s D. p = rs+q 29. Aiming for the centre of a target, an archer fires arrows which produces a pattern of hits as shown below. The pattern suggests the presence of A. random and systematic uncertainties. B. random uncertainties but no systematic uncertainties. C. systematic uncertainties but no random uncertainties. D. neither random nor systematic uncertainties. 6

30. The acceleration of free fall g is determined by the relationship. The uncertainty in the value of l is 2% and the uncertainty in the value of t is 5%. What is the uncertainty in g? A. 3% B. 7% C. 8% D. 12% 31. What is the correct SI unit for momentum? A. kg m 1 s 1 B. kg m 2 s 1 C. kg ms 1 D. kg ms 2 32. What is the order of magnitude of the mass, in kg, of an apple? A. 10-3 B. 10-1 C. 10 +1 D. 10 +3 33. The diagram below shows the forces acting on a block of weight W as it slides down a slope. The angle between the slope and the horizontal is θ, the normal reaction force on the block from the slope is N and friction is negligible. Which of the following gives the resultant force on the block? A. W sin θ B. W cos θ C. N sin θ D. N cos θ 34. Which of the following is a fundamental SI unit? A. Ampere B. Joule C. Newton D. Volt 7

35. An object slides down an inclined plane that makes an angle θ with the horizontal. The weight of the object is W. Which of the following is the magnitude of the component of the weight parallel to the plane? A. W sin θ B. C. W cos θ D. 36. The resistive force F acting on a sphere of radius r travelling with speed v through a liquid is given by the equation where is a constant. What are the SI units of? A. kgm 1 s 2 B. kgm 2 s 1 C. kgm 1 s 1 D. kg 1 s 3 37. A small object is attached to a string and rotated in a circle of constant radius in a horizontal plane. The tension T in the string is measured for different speeds v. Which of the following plots should give a straight-line graph? A. T against v B. T 2 against v C. T against v 2 D. T 2 against v 2 8

38. The vector diagram shows two forces acting on a point object O. The forces are in the plane of the page. Another 5 N force is applied to O in the plane of the page. Which of the following gives the direction of this force to ensure that O is in equilibrium? 39. Which of the following contains one fundamental and one derived unit? 40. The current I through a resistor is measured with a digital ammeter to be 0.10 A. The uncertainty in the calculated value of I 2 will be A. 1 %. B. 2 %. C. 5 %. D. 20 %. 9

41. Which of the following will reduce random errors in an experiment? A. Using an instrument having a greater precision B. Checking the calibration of the instrument used C. Checking for zero error on the instrument used D. Repeating readings 42. A body accelerates from rest with a uniform acceleration a for a time t. The uncertainty in a is 8% and the uncertainty in t is 4%. The uncertainty in the speed is 1. 32%. 2. 12%. 3. 8%. 4. 2%. 43. Which of the following lists two scalar quantities? 1. emf, momentum 2. emf, weight 3. impulse, kinetic energy 4. temperature, kinetic energy 44. A stone attached to a string is moving in a horizontal circle. The constant speed of the stone is v. The diagram below shows the stone in two different positions, X and Y. Which of the following shows the direction of the change of velocity of the stone when moving from position X to position Y? 10

45. Which of the following is equivalent to the joule? A. B. C. D. 46. An object falls for a time of 0.25 s. The acceleration of free fall is. The displacement is calculated. Which of the following gives the correct number of significant digits for the calculated value of the displacement of the object? A. 1 B. 2 C. 3 D. 4 47. The best estimate for the time it takes light to cross the nucleus of the hydrogen atom is A.. B.. C.. D.. 48. The length of each side of a sugar cube is measured as 10 mm with an uncertainty of. Which of the following is the absolute uncertainty in the volume of the sugar cube? A. B. C. D. 49. A volume is measured to be. This volume in is A.. B.. C.. D.. 11

50. The masses and weights of different objects are independently measured. The graph is a plot of weight versus mass that includes error bars. These experimental results suggest that the A. measurements show a significant systematic error but small random error. B. measurements show a significant random error but small systematic error. C. measurements are precise but not accurate. D. weight of an object is proportional to its mass. Printed for TED BURSA COLLEGE International Baccalaureate Organization 2018 International Baccalaureate - Baccalauréat International - Bachillerato Internacional 12

EDEBİYAT 1. Raunt çalışma kitabında ve yaprak testlerinde eksik olan testlerin çözülerek programa işlenmesi gerekmektedir. MATEMATİK 1. Raunt sisteminde öğretmeniniz tarafından size verilen yaprak testleri çözerek programa işleyiniz. FİZİK KİMYA BİYOLOJİ 1. YGS Fen Bilimleri Soru Bankasını çözünüz.

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