Paper 2

Paper 2 ( ESSAY )Part B ( Observing ) => 20Part C ( Choosing) => 20

ANALYSIS- PASS YEARS ESSAY QUESTIONS

The most suitable __________________ is _____

Because _________________________________ ________________________________________2 marksWRETAINING WALLLOCATED AT BAY, SLOPING RETAING WALL,UNEVEN SURFACE ANDHIGH RETAINING WALL

TOTAL : 10 marksAnalisis spmTahun Q9Q10Q11Q122004Light /mirrorpericope. .Radioactive Use of radioactive factoryHeat ( food container)Electromagnet/ ElectronicTransformer / diod2005Pressure Archimedes( hydrometer)Waves(Location for jetty / retaining wall)Light Lens.(presbyopia)Electomagnet (transformer- transmission electricity)2006Light / Lens(astronomic telescope )Electromagnet(motor a.cd.c)Heat ( car Radiator)Radioactive(sterilization of med. equipments)2007Pressure Bernoulli( Sailboat)Electronic Transistor (On when darkOn when hot)Force and motion(Safety feature for lorry)Waves (spec. for radar systems )2008Force and motion(elasticity/safety in sport)Radioactive(safety in handling radioactive source) Light Total internal reflection ( fibre optic)Waves Retaining wall

2009Pressure (Vacuum cleaner)

Radioactive(halt life/ treatment cancer)Heat ( Water flask )

Electricity( non-ohmic / lampfilament )2010PressureArchimedes( raft)Waves(dish-solar cooker)Force and motion(force- lawnmover)Electricity( circuit )Analisis mengikut tajukTahun 23456789102004IIII2005IIII2006IIII2007IIII2008IIII2009IIII2010IIIII --- Part BI ---- Part C

Q 9 : Topic Form 4: Knowledge(1m): Understanding(4m): Conceptualize(5m): Problem Solving (10m)

Q 10 : Topic Form 5: Knowledge(1m): Understanding(4m): Conceptualize(5m): Problem Solving (10m)

Section B :ESSAY (Choose One)30 minutesQ11 : Topic Form 4 : Knowledge (1m) : Understanding(4m) : Application (Quantitative)(5m) : Decision Making (10m)

Q12 : Topic Form 5 : Knowledge (1m) : Understanding(4m) : Application (Quantitative)(5m) : Decision Making (10m)

SECTION C: ESSAY( Choose One)30 minutesConstruct: Conceptualize 1. Make and state the observation- Observation skill & critical thinking 2. Make comparison - State the similarities and differences 3.State the relationship -from the similarities and differences or state the principle/law involved. CONSTRUCT: Conceptualization Skill Paper 2 - Section B(Question 9 / Question 10)

55 POINTS9.1 SINK DEEPER THAN 9.2 BOTH WEIGHT ARE SAME AREA 9.2 IS LARGER THAN 9.I DEPTH INCREASES, PRESSURE INCREASES AREA INCREASES, DEPTH DECREASES

The Fan blows the air out of the ventProduce a partial vacuum( low pressure) in vacuum cleaner.Atmospheric pressure is higher than the pressure inside the vacuum cleaner.Atmospheric pressure Pushed in the dirt

characteristicsreasonscharacteristicsreasonsoilCannot be compressLow densityHigh boiling pointLighterDoes not change to gas state easilySmall master pistonSmall force usedBigger slave pistonProduce bigger forceAluminium /SteelStrong (hard )/ does not rust easilyDO WRITE EACH CRITERIA FOR THE CHOSEN SUBJECT

DO STATE THE CHARACTERISTIC AS HIGH / LOW /LARGE /SMALL

DO THE JUSTIFICATION BY REPEATING ALL THE CHARACTERICS OF THE CHOSEN SUBJECT.

Section C : DECISION MAKING NOTEDONT WRITE THE CRITERIA FOR ALL THE CHOICES GIVEN IN THE QUESTION

DONT STATE VALUE

DONT COMPARE BETWEEN THE CRITERIA

Section C : DECISION MAKING NOTEPemarkahan -- kes 1 1. Maximum ONLY 4 marks

EXPLAINING ALL THE TYPE OF RETAINING WALL.

BUTTTT

NOT CHOOSE ANYTHING OR CHOOSE MORE THAN ONE RETAINING WALL. MARKS given only for the CORRECT REASONsPemarkahan -- kes 2 EXPLAINING ALL THE CHARACTERISTICS OF given RETAINING WALL

BUTTTTCHOOSE wronglyMARKS only will be given AT WHAT YOU CHOOSE MAX--- 8 MARKS

DECISION MAKING STEPSPHYSICS1.Distinguish the characteristics given 2.Explain the properties of every chosen characteristics and give the reason. 3. Distinguish the most suitable material based on the characteristics stated. 4.Give reasons why the material chosen. Explain the best location and the suitability of each characterictics in Table12. Determine the most suitable retaining wall to be used. Give the reason for your choice.

Worksheet

No 11 characteristicsExplainationMethod of moving lawnmoverPush the handleBigger force produced Mass of lawnmower BigTo increase the stabilitySize of cutter bladeBig size of cutter blade Increase the cutting area of cutting grass The angle between handle and the horizontallargeForce exerted to the ground biggerTherefore, I choose lawnmover M, because it has push handle, big mass of lawnmower, big size of cutter blade and has large angle between handle and horizontal line 134567910

No 12characteristicReasonConnection of cell- series Increase the voltage Connection of battery-Positive terminal of cell to negative terminal of next cellTo allow the flow of currentConnection of resistor and bulb-series Increase the resistance Connection of bulb- parallelIf one bulb blow, another bulb still functionthe most suitable circuit is XBecause .125479 10 (1,4,5,7)7MPhysics is Fantastic

Good Luck & Thank YouPn. Aswati Ishak

Worksheet

The most suitable _heating element____ is _____

Because _________________________________ ________________________________________P,high melting point,low resistance,low ability to break at high temperature, andlow oxidation level.

NO.3CharacteristicExplaination / reason____specific heat capacity.Easy get cold / becomes cool quickly______size of ice cream boxEasier to carryMaterial for outer box: ______Poor conductor of heat______ colour of outer boxDoes not absorb heat from surrounding quicklyLOWsmallerPlastic PVCBrightThe most suitable _ice cream container_ is _____

Because _________________________________ ________________________________________RLow specific heat capacity, small size of ice

cream box, material for outer box is plastic pvc

and bright colour of outer box

No. 4CharacteristicExplaination / reason____ diameterReduce the resistance of the cables _____densityThe cables will be lighter ______ rate of expansionLess expansion and sagging in the cable during hot day______ melting pointCan withstand high temperature / does not melting easilyLOWHIGHLarge LOWThe most suitable ______cable_______ is _____

Because _________________________________ ________________________________________QLarge diameter, low density,

Low rate of expansion and high melting point.