SPEC/4/PHYSI/SPM/ENG/TZ0/XX PHYSICS PAPER 1 SPECIMEN PAPER. 45 minutes INSTRUCTIONS TO CANDIDATES
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1 SPEC/4/PHYSI/SPM/ENG/TZ0/XX PHYSICS STANDARD LEVEL PAPER 1 SPECIMEN PAPER 45 miutes INSTRUCTIONS TO CANDIDATES Do ot ope this examiatio paper util istructed to do so. Aswer all the questios. For each questio, choose the aswer you cosider to be the best ad idicate your choice o the aswer sheet provided. A clea copy of the Physics Data Booklet is required for this paper. The maximum mark for this examiatio paper is [30 marks]. 14 pages Iteratioal Baccalaureate Orgaizatio 2014
2 2 SPEC/4/PHYSI/SPM/ENG/TZ0/XX 1. A object falls freely from rest through a vertical distace of 44.0 m i a time of 3.0 s. What value should be quoted for the acceleratio of free-fall? A m s 2 B m s 2 C m s 2 D. 9.8 m s 2 2. What is the order of magitude for the frequecy of visible light? A Hz B Hz C Hz D Hz 3. A woma walks due orth at 1 m s 1 before turig through a agle of 90 to travel due east without ay chage i speed. What is the chage, if ay, of her velocity? A. No chage B. C. D. 1 1ms to the west 1 2ms to the orth east 1 2ms to the south east 4. A toy car accelerates from rest dow a iclied track at 2.0 m s 2. What is the speed of the car after 3.0 s? A. 6.0 m s 1 B. 9.0 m s 1 C. 45 m s 1 D. 54 m s 1
3 3 SPEC/4/PHYSI/SPM/ENG/TZ0/XX 5. A parachutist jumps out of a aircraft ad falls freely for a short time, before opeig his parachute. Which graph shows the variatio of the acceleratio a with time t of the parachutist from the time he leaves the aircraft util after the parachute is completely ope? A. B. C. D. Tur over
4 4 SPEC/4/PHYSI/SPM/ENG/TZ0/XX 6. A projectile of mass m v v ad horizotal compoet v h. The projectile reaches poit Q as show i the diagram. vertical height horizotal positio Air resistace o the projectile is egligible. What is the magitude of the chage i mometum of A. Zero B. 2mvv C. 2mvh D. 2m v v 2 2 v h 7. A block of wood is placed o a bech. A variable horizotal force F is applied to the block, which is iitially at rest. bech block F F is iitially icreased ad the adjusted util the block moves at a costat horizotal speed. Which describes F as the block moves alog the bech? A. It cotiues to icrease. B. It reaches a costat value. C. It decreases to zero. D. It decreases to a costat value.
5 5 SPEC/4/PHYSI/SPM/ENG/TZ0/XX 8. The poud is a uit of mass equivalet to kg. It is used i a limited umber of coutries but is rarely used by moder scietists. Which statemet is correct? A. Scietists caot be sure that all other scietists will be able to work i pouds. C. The poud is too large a uit to be used for most masses. D. The poud caot be divided ito metric portios. 9. A rocket is made up of two stages, the mai rocket of mass M ad a booster rocket of mass m. While movig freely i space with a velocity v, the booster rocket discoects from the mai rocket leavig the booster rocket statioary. What is the velocity of the mai rocket? A. B. C. D. mv M m Mv M m Mv M m M m v M Tur over
6 6 SPEC/4/PHYSI/SPM/ENG/TZ0/XX 10. A electrical heater of power 12 W is immersed i a liquid of mass 0.2 kg. The graph shows the variatio of the temperature of the liquid with time t. 26 / C t / s A. 20 J kg 1 K 1 B. 500 J kg 1 K 1 C J kg 1 K 1 D J kg 1 K A balloo develops a tiy hole ad molecules leak ito the surroudig air. The temperature is uchaged. The iitial volume ad pressure of the balloo are V 0 ad p 0. How are the ew volume ad pressure of the balloo related to the iitial values? Volume Pressure A. V0 p 0 B. V0 p0 C. 0 p V 0 D. V 0 p0
7 7 SPEC/4/PHYSI/SPM/ENG/TZ0/XX 12. The graph shows the variatio with volume V of the pressure p temperature of the gas is raised. 0.3 p V / 10 2 m 3 What is the work doe by the gas durig the process? A. 0.5 kj B. 1.0 kj C. 1.5 kj D. 2.0 kj Tur over
8 8 SPEC/4/PHYSI/SPM/ENG/TZ0/XX 13. The diagram shows a simple pedulum udergoig simple harmoic motio betwee positios X ad Z. Y is the rest positio of the pedulum. X Y Z Which describes the magitude of liear acceleratio ad liear speed for the pedulum bob? Liear acceleratio Liear speed A. zero at Y zero at Y B. zero at X ad Z C. D. zero at X ad Z 14. Some of the properties that ca be demostrated usig waves are I. refractio II. polarizatio III. diffractio. Which properties ca be demostrated usig soud waves? A. I ad II oly B. I ad III oly C. II oly D. III oly
9 9 SPEC/4/PHYSI/SPM/ENG/TZ0/XX 15. The amplitude of a wave at a certai distace for a source is A ad its itesity is I. At this positio the amplitude icreases to 4A. What is the itesity of the wave? A. I B. 2I C. 4I D. 16I 16. Light travels with speed v ad wavelegth 1. The light the 2. What is the speed ad the wavelegth of the wave i the secod medium? Speed Wavelegth A. B. C. D. 1 1 v v v v Tur over
10 10 SPEC/4/PHYSI/SPM/ENG/TZ0/XX 17. at oe ed. pipe X pipe Y Which is correct about the harmoics that each pipe ca produce? Pipe X Pipe Y A. all harmoics all harmoics B. all harmoics odd harmoics oly C. odd harmoics oly all harmoics D. odd harmoics oly odd harmoics oly 18. Two wires of differet diameters are made from the same metal. The wires are coected i series with a cell. Which quatity will be smaller i the thicker wire? A. The curret B. The drift velocity of the electros C. The umber of free electros per uit volume D. The umber of free electros passig through ay cross-sectio of the wire per secod 19. A heatig coil is coected to a battery of electromotive force (emf) 10 V ad egligible iteral resistace. The power dissipated i the coil is 25 W. What is the resistace of the coil? A B. 2.5 C. 4.0 D. 250
11 11 SPEC/4/PHYSI/SPM/ENG/TZ0/XX 20. Two idetical cells, each of emf 1.6 V ad iteral resistace 2.0, are coected i parallel with a 3.0 resistor. 1.6 V, V, 2.0 I 3.0 What is the curret I? A. 0.4 A B. 0.6 A C. 0.8 A D. 1.6 A 21. F. does the force o the coductor chage? A. It is uchaged. B. It icreases so that it is greater tha F. C. It decreases so that it is greater tha zero but less tha F. D. It becomes zero. Tur over
12 12 SPEC/4/PHYSI/SPM/ENG/TZ0/XX 22. A astroaut orbits the Earth i a space capsule. Which statemet is correct? A. There are o gravitatioal forces actig o the space capsule or the astroaut. B. The space capsule ad the astroaut each have the same acceleratio. C. The space capsule ad the astroaut are each i equilibrium. D. The gravitatioal force o the space capsule is equal to that o the astroaut. 23. The table shows four of the eergy levels for the hydroge atom with their correspodig eergies. Eergy level Eergy / J Whe a electro chages from level 6 to level 1 the spectral lie emitted has a wavelegth of electro chages from level 4 to level 2? A m B m C m D m 24. All isotopes of a particular elemet have the same A. mode of radioactive decay. B. half-life. C. umber of protos. D. umber of eutros.
13 13 SPEC/4/PHYSI/SPM/ENG/TZ0/XX 25. The magitude of the bidig eergy per ucleo is B. directly proportioal to the eutro to proto ratio of uclides. 26. A positive pio is a meso cosistig of a up quark ad a ati-dow quark. A studet suggests that the decay of the positive pio is represeted by the followig equatio. v The suggestio is icorrect because oe of the quatities is ot coserved. Which quatity is ot coserved i the studet s equatio? A. Charge B. Baryo umber C. Lepto umber D. Strageess 27. icrease? A. 2 B. 4 C. 8 D. 16 Tur over
14 14 SPEC/4/PHYSI/SPM/ENG/TZ0/XX 28. electrical trasmissio ad eergy losses to the lower temperature surroudigs. Which brach represets eergy losses to the surroudigs? A. B. eergy from fuel ( C. D. 29. power emitted by the black body? A. 2 B. 4 C. 8 D What is thermal coductio maily due to i a gas? A. The motio of free electros B. Fast molecules trasferrig eergy to slower molecules C. Slow molecules trasferrig eergy to faster molecules D. Lattice vibratios causig collisios with eighbourig molecules
15 SPEC/4/PHYSI/SPM/ENG/TZ0/XX/M MARKSCHEME SPECIMEN PAPER 2016 PHYSICS Stadard Level Paper 1 2 pages
16 2 SPEC/4/PHYSI/SPM/ENG/TZ0/XX/M 1. D 16. A D 17. B D 18. B A 19. C B 20. A B 21. D D 22. B A 23. B D 24. C C 25. A B 26. C C 27. B B 28. B B 29. C D 30. B
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