UNIVERSITY OF CAMBRIDGE INTERNATIONAL EXAMINATIONS International General Certificate of Secondary Education PHYSICAL SCIENCE

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1 UNIVERSITY OF MRIGE INTERNTIONL EXMINTIONS International General ertificate of Secondary Education PYSIL SIENE 0652/01 Paper 1 Multiple hoice May/June 2004 dditional Materials: Multiple hoice nswer Sheet Soft clean eraser Soft pencil (type or is recommended) 45 minutes RE TESE INSTRUTIONS FIRST Write in soft pencil. o not use staples, paper clips, highlighters, glue or correction fluid. Write your name, entre number and candidate number on the answer sheet in the spaces provided unless this has been done for you. There are forty questions on this paper. nswer all questions. For each question, there are four possible answers,,, and. hoose the one you consider correct and record your choice in soft pencil on the separate answer sheet. Read the instructions on the answer sheet very carefully. Each correct answer will score one mark. mark will not be deducted for a wrong answer. ny rough working should be done in this booklet. copy of the Periodic Table is printed on page 20. I04 06_0652_01/2RP ULES 2004 This document consists of 18 printed pages and 2 blank pages. [Turn over

2 2 1 Which diagram represents melting? key molecule 2 Four different liquids are mixed together to form a single liquid. Which method could be used to separate the mixture back into the four liquids? catalysis distillation filtration fractional distillation 3 hromatography is used to test three brands of drink for banned colourings. x Fizzo x Juicy x Sparkle brand of drink banned colourings Which of the drinks contain banned colourings? Fizzo only Fizzo and Juicy Juicy only Juicy and Sparkle ULES /01/M/J/04

3 4 Which atom has two more electrons than an atom of a noble gas? 3 aluminium bromine calcium rubidium 5 Which element has the atomic structure shown? e e e e e e key e electron n neutron nucleus e e e n = 16 e e e e e e l P S Si 6 Which ions are formed from the relevant atoms by gaining electrons? sodium ion chloride ion ULES /01/M/J/04 [Turn over

4 7 The electronic structures of atoms P and Q are shown. 4 key electrons Q nucleus P P and Q combine to form a covalent molecule. What is the formula of the molecule? PQ PQ 4 PQ 8 P 4 Q 8 ow is the following reaction written as a balanced symbol equation? carbon + carbon dioxide carbon monoxide + O 2 2O + O 2 2 O O 2 2O 2 + O 2O 2 9 Which fuel burns without forming carbon dioxide? coal hydrogen methane petrol 10 The equation shows what happens when a neutron collides with a nucleus of uranium 235. neutron + uranium 235 krypton + barium + three neutrons What else is released during this stage? energy hydrogen oxygen protons ULES /01/M/J/04

5 11 Tests are carried out on a solution containing both copper(ii) sulphate and sodium chloride. 5 test reagent result 1 aqueous ammonia white precipitate 2 aqueous barium chloride blue precipitate 3 aqueous silver nitrate white precipitate 4 aqueous sodium hydroxide blue precipitate In which tests are the results correct? 1 and 2 1 and 4 2 and 3 3 and 4 12 few crystals of ammonium chloride are placed in a test-tube and then 5 cm 3 of aqueous solution S are added. The mixture is heated. mmonia gas is given off. What could be dissolved in water to make S? ammonium sulphate copper(ii) hydroxide potassium hydroxide sodium nitrate 13 The diagrams show what happens when three different metals are added to water. bubbles of gas flame X Y Z What are the metals? X Y Z calcium copper potassium copper calcium potassium potassium calcium copper potassium copper calcium ULES /01/M/J/04 [Turn over

6 14 Some of the general physical properties of metals are shown. 6 1 Metals are good conductors of electricity. 2 Metals are hard solids. 3 Metals have high densities. 4 Metals have high melting points. ow many of these properties does sodium have? 1 only 1 and 2 only 1, 2 and 3 only 1, 2, 3 and 4 15 Which of the metals aluminium, copper and gold occur native? aluminium and copper aluminium and gold aluminium, copper and gold copper and gold 16 The diagram shows one of the stages in the purification of water. water in coarse sand fine sand stones gravel water out Which process is being used? chlorination distillation filtration neutralisation ULES /01/M/J/04

7 7 17 Which type of hydrocarbon reacts rapidly with bromine and what is the colour change of the bromine? hydrocarbon colour change of bromine alkane brown to colourless alkane colourless to brown alkene brown to colourless alkene colourless to brown 18 The bar chart represents the composition of natural gas. Which bar represents methane? 93% % 1% 1.5% 4.5% 19 The molecule shown is found in tired muscles. O O O To which homologous series does this compound belong? acids alcohols ULES /01/M/J/04 [Turn over

8 20 The diagram shows the structure of a monomer and of the polymer made from it. 8 n n What are the monomer and polymer? monomer polymer ethane poly(ethane) ethane poly(ethene) ethene poly(ethane) ethene poly(ethene) 21 The diagram shows a measuring cylinder Which unit would be most suitable for its scale? mm 2 mm 3 cm 2 cm 3 ULES /01/M/J/04

9 22 piece of cotton is measured between two points on a ruler. 9 cotton cm When the length of cotton is wound closely around a pen, it goes round six times. pen six turns of cotton What is the distance once round the pen? 2.2 cm 2.6 cm 13.2 cm 15.6 cm 23 The diagram shows the speed-time graph for an object moving at constant speed. speed m/s time / s What is the distance travelled by the object in the first 3 s? 1.5 m 2.0 m 3.0 m 6.0 m 24 Which statement about the mass of a falling object is correct? It decreases as the object falls. It is equal to the weight of the object. It is measured in newtons. It stays the same as the object falls. ULES /01/M/J/04 [Turn over

10 25 The weights of four objects, 1 to 4, are compared using a balance Which object is the lightest? object 1 object 2 object 3 object 4 26 Which of the following is a unit of density? cm 3 /g g/cm 2 g/cm 3 kg / m 2 27 boy and a girl run up a hill in the same time. boy weighs 600 N girl weighs 500 N The boy weighs more than the girl. Which statement is true about the power produced? The boy produces more power. The girl produces more power. They both produce the same power. It is impossible to tell who produces more power. ULES /01/M/J/04

11 11 28 n engineer wants to fix a steel washer on to a steel rod. The rod is just too big to fit into the hole of the washer. steel washer steel rod ow can the engineer fit the washer onto the rod? cool the washer and put it over the rod cool the washer and rod to the same temperature and push them together heat the rod and then place it in the hole heat the washer and place it over the rod 29 n experiment is set up to find out which metal is the best conductor of heat. alls are stuck with wax to rods made from different metals, as shown in diagram X. The rods are heated at one end. Some of the balls fall off, leaving some as shown in diagram Y. Which labelled metal is the best conductor of heat? diagram X diagram Y h e a t h e a t before heating after heating ULES /01/M/J/04 [Turn over

12 12 30 Thermometer X is held above an ice cube and thermometer Y is held the same distance below the ice cube. fter several minutes, the reading on one thermometer changes. The ice cube does not melt. thermometer X ice cube thermometer Y Which thermometer reading changes and why? thermometer reason X cool air rises from the ice cube X warm air rises from the ice cube Y cool air falls from the ice cube Y warm air falls from the ice cube 31 vertical stick is dipped up and down in water at P. In two seconds, three wave crests are produced on the surface of the water. Y wave crests P X Which statement is true? istance X is the amplitude of the waves. istance Y is the wavelength of the waves. Each circle represents a wavefront. The frequency of the waves is 3 z. ULES /01/M/J/04

13 13 32 The diagram shows a ray of light entering a block of glass. ray of light normal air glass Which numbered angles are the angles of incidence and of refraction? angle of incidence angle of refraction ULES /01/M/J/04 [Turn over

14 14 33 Three rays of light fall on a converging lens as shown. lens Which diagram shows the path of the rays after passing through the lens? 34 Which circuit shows how a voltmeter is connected to measure the potential difference across the cell? V V V V ULES /01/M/J/04

15 15 35 n electrical component is to be placed in the circuit at Z, to allow the brightness of the lamp to be varied from bright to dim. Z What should be connected at Z? V 36 The circuit shown contains four lamps and three switches. switch 1 lamp 1 switch 2 lamp 2 lamp 3 switch 3 lamp 4 Which switches must be closed to light only lamps 1 and 3? switch 1 only switch 1 and switch 2 only switch 1 and switch 3 only switch 2 and switch 3 only ULES /01/M/J/04 [Turn over

16 37 The diagram shows a torch containing two 2 V cells, a switch and a lamp. 16 plastic case brass connecting strip What is the circuit diagram for the torch? switch lamp 38 beam of cathode rays passes through an electric field between two parallel plates. cathode rays In which direction is the beam deflected? into the page out of the page towards the bottom of the page towards the top of the page 39 Which line correctly describes α-particles? electric charge penetrates 1 cm of aluminium? negative yes negative no positive yes positive no ULES /01/M/J/04

17 17 40 small amount of a radioactive isotope contains 72 billion unstable nuclei. The half-life of the isotope is 4 hours. ow many unstable nuclei would remain after 12 hours? 6 billion 9 billion 18 billion 24 billion ULES /01/M/J/04 [Turn over

18 18 LNK PGE 0652/01/M/J/04

19 19 LNK PGE Every reasonable effort has been made to trace all copyright holders. The publishers would be pleased to hear from anyone whose rights we have unwittingly infringed. 0652/01/M/J/04

20 20 T SEET The Periodic Table of the Elements Group I II III IV V VI VII ydrogen 2 4 e elium 3 7 Li Lithium 4 9 e eryllium 5 11 oron 6 12 arbon 7 14 N Nitrogen 8 16 O Oxygen 9 19 F Fluorine Ne Neon Na Sodium Mg Magnesium l luminium Si Silicon P Phosphorus S Sulphur l hlorine r rgon K Potassium a alcium Sc Scandium Ti Titanium V Vanadium r hromium Mn Manganese Fe Iron o obalt Ni Nickel u opper Zn Zinc Ga Gallium Ge Germanium s rsenic Se Selenium r romine Kr Krypton Rb Rubidium Sr Strontium Y Yttrium Zr Zirconium Nb Niobium 96 Mo Molybdenum Tc Technetium Ru Ruthenium Rh Rhodium Pd Palladium g Silver d admium In Indium Sn Tin Sb ntimony Te Tellurium I Iodine Xe Xenon s aesium Fr Francium a arium 226 Ra Radium 139 La Lanthanum 57 * c ctinium f afnium Ta Tantalum W Tungsten Re Rhenium Os Osmium Ir Iridium Pt Platinum u Gold g Mercury Tl Thallium Pb Lead i ismuth 84 Po Polonium 85 t statine 86 Rn Radon *58-71 Lanthanoid series ctinoid series Key b a X a = relative atomic mass X = atomic symbol b = proton (atomic) number e erium 232 Th Thorium 141 Pr Praseodymium 59 Pa Protactinium Nd Neodymium 238 U Uranium Pm Promethium Np Neptunium Sm Samarium Pu Plutonium Eu Europium m mericium Gd Gadolinium m urium Tb Terbium k erkelium y ysprosium f alifornium o olmium Es Einsteinium Er Erbium Fm Fermium Tm Thulium Md Mendelevium Yb Ytterbium No Nobelium Lu Lutetium Lr Lawrencium 103 The volume of one mole of any gas is 24 dm 3 at room temperature and pressure (r.t.p.). University of ambridge International Examinations is part of the University of ambridge Local Examinations Syndicate (ULES), which is itself a department of the University of ambridge. 0652/01/M/J/04