ramalan spm 2010 fizik - analisa trial kertas 3 bahagian b34 2010

Perak

Section B Bahagian B (12 marks) (12 markah)

Figure 3.1 Figure 3.2

Figure 3.1 shows the condition of a plastic container early in the morning where located at open place whereas Figure 3.2 shows the cap of the same plastic container burst out at 12.00 noon on a hot day.

Based on the information and observation: State one suitable inference. I mark] Nyatakan satu inferens yang sesuai.

(a) State one suitable hypothesis. [1 mark] Nyatakan satu hipotesis yang sesuai.

(b) With the use of apparatus such as round bottom flask, Bourdon gauge and other apparatus, describe one experiment to investigate the hypothesis states in 3 (b).

Dengan menggunakan radas seperti kelalang dasar bulat, tolok Bourdon dan radas lain, terangkan satu eksperimen untuk menylasat hipotesis yang dinyatakan di 3 (b).

In your description, state clearly the following: Dalam penerangan anda, nyatakan dengan jelas perkara berikut:

(i) Aim of the experiment. Tujuan eksperimen.

(ii) Variables in the experiment. Pembolehubah dalam eksperimen.

(iii) List of apparatus and materials. Senarai radas dan bahan.

(iv) Arrangement of the apparatus. Susunan radas.

(v) The procedure of the experiment, which include one method of controlling the manipulated variable and one method of controlling the responding variable.

Prosedur eksperimen yang mesti termasuk satu kaedah mengawal pembolehubah dimanipulasi dan sate kaedah mengukur pembolehubah bergerak balas.

(vi) The way you would tabulate the data. Cara anda menjadualkan data.

(vii) The way you would analyse the data. Cara anda menganalisis data.

Perak 4. In Figure 4.1, a girl blowing an empty test tube and hear the sound coming out of the test tube. Then

she filled half of the test tube with water as shown in Figure 4.2 and found the pitch of the sound has changed. Dalam Gambarajah 4.1, seorang hudak perempuan meniup sebuah tabung uji kosong dan mendengar bunyi yang keluar daripada tabung uji tersebut. Kemudian dia mengisi separuh tabung uji tersebut dengan air seperti dalam gambarajah 4(b) dan mendapati kelansingan bunyi tersebut telah berubah.

Figure 4.1

Figure 4.2

Based on the information and observation, Berdasarkan tnaklumat dan pemerhatian tersebut,

(a) Make one suitable inference.

Bina satu inferens yang sesuai.

(b) State one appropriate hypothesis for an investigation. Nyatakan satu hipotesis yang sesuai untuk satu penyiasatan.

( I mark)

(1 mark)

(c) With the use of a Cathode Ray Oscilloscope, a microphone and other

appropriate apparatus, describe an experimental framework to test your hypothesis.

In your description, state clearly the following:

SULIT 12 4531/3Perlis

3. Diagram 3.1.-shows two pot, X and Y, with X containing more water than 1'. Both the pot are heated. After a few minutes it was observed that the water in pot Y is hotter than the water in pot X. -

Rajah 3.1 menunjukkan periuk X dan Y, dengan X mengandungi lebih banyak air daripada periuk Y. Kedua-dua periuk dipanaskan. Selepas beberapa minit diperhatikan air dalam periuk Y lebih papas daripada air dalam periuk X

Pot X Pot Y

Diagram 3.1 / Rajah 3.1

Based on the information and observation: Berdasarkan maklumat dan pemerhatian tersebut:

(a) State one suitable inference. Nyatakan satu inferens yang sesuai.

[1 marklmarkah]

(b) State one suitable hypothesis. [1 mark/markah] Nyatakan satu hipotesis yang sesuai.

(c) With the use of apparatus such as beaker, thermometer, immersion heater and

other apparatus, describe one experiment to investigate the hypothesis stated in 3 (b). Dengan menggunakan radas seperti bikar, termometer, pemanas rendam dan radas lain, terangkan satu eksperimen untuk menyiasat hipotesis yang dinyatakan di 3(b).

Perlis

4 Diagram 4.1 shows Aminah ironing her school uniform. After the iron is switched on for a while, there are still wrinkles on the uniform.

Diagram 4.2 shows that the wrinkles are gone when the temperature control knob as shown in figure 4.3 on the iron is turned.

Diagram 4.1 / Rajah 4.1 Diagram 4.2 / Rajah 4.2


Based on the observation on Diagram 4.1, Diagram 4.2 and Diagram 4.3 and using your knowledge of the effect of current on heating: Berdasarkan pemerhatian anda pada Rajah 4.1, Rajah 4.2 dan Rajah 4.3 dan menggunakan pengetahuan anda tentang Icesczn arus terhadap pemanasan :

(a) State one suitable inference. [1 marldrnarkah] Nyatakan satu inferens yang sesuai.

(b) State one hypothesis that could be investigate. [1 marklmarkah] Nyatakan satu hipotesis yang sesuai.

(c) With die use of apparatus such as beaker, an ammeter, an immersion heater and other apparatus, describe an experiment to investigate the hypothesis stated in 4(b)

Dengan menggunakan radas seperti bikar, ammeter, pemanas rendam dan radas lain, terangkan satu eksperimen untuk menyiasat hipotesis yang dinyatakan di 4(b).

Kedah

CONFIDENTIAL 14 4531/3

3 Diagram 3.1 shows a student using a convex lens to form a sharp image of a lamp at the ceiling. Diagram 3.2 shows the student using another convex lens to form a sharp image of the lamp. Rajah 3.1 menunjukkan seorang pelajar menggunakan sebuah kanta cembung untuk membentuk satu

imej tajam bagi lampu di siling. Rajah 3.2 menunjukkan pelajar itu menggunakan sebuah kanta cembung yang lain untuk membentuk

satu imej tajam bagi lampu itu. Diagram 3.1 / Rajah 3.1 Diagram 3.2 / Rajah 3.2 Observe the thickness of the lens and the distance from the lens to the image in both situations. Perhatikan ketebalan kanta-kanta itu dan jarak dari kanta ke imej bagi kedua-dua situasi. Based on the observation: Berdasarkan pemerhatian tersebut: (a) State one suitable inference. Nyatakan satu inferens yang sesuai.

[1 mark] (b) State one hypothesis that could be investigated. Nyatakan satu hipotesis yang boleh disiasat.

[1 mark] (c) With the use of apparatus such as convex lenses, a screen and other apparatus, describe an

experiment to investigate the hypothesis stated in 3(b). Dengan menggunakan radas seperti kanta-kanta cembung, skrin dan radas-radas lain,

terangkan satu eksperimen untuk menyiasat hipotesis yang dinyatakan di 3(b). Kedah

Convex lens Kanta

Image Imej

Convex lens Kanta

ImageImej


4 Diagram 4.1 shows a boy standing beside the road and a motorcycle moving towards the boy from a

far distance. Diagram 4.2 shows that the boy has to close his ears when the motorcycle has come nearer to him.


Diagram 4.2 / Rajah 4.2 Based on the information and observation: Berdasarkan maklumat dan pemerhatian tersebut: (a) State one suitable inference. Nyatakan satu inferens yang sesuai. [1 mark] (b) State one hypothesis that could be investigated. Nyatakan satu hipotesis yang boleh disiasat. [1 mark] (c) With the use of apparatus shown in Diagram 4.3 and other apparatus, describe an experiment to

investigate the hypothesis stated in 4(b). Dengan menggunakan radas seperti yang ditunjukkan dalam Rajah 4.3 dan radas-radas lain,

terangkan satu eksperimen untuk menyiasat hipotesis yang dinyatakan di 4(b).


Audio signal generator

Loudspeaker Pembesar


Pahang


Selangor


MRSM/ Tiada Jawapan 3 Diagram 3.1 shows a worker pushing down on the piston of a

clogged bicycle pump Diagram 3.2 shows the same worker finding it harder to push the piston further down. Rajah 3.1 menunjukkan seorang pekerja menolak omboh pam basikal yang tersumbat. Rajah 3.2 menunjukkan pekerja yang sama mendapati semakin sukar untuk menekan omboh itu apabila semakin ditolak ke bawah.

Diagram 3.1 Diagram 3.2 Kelantan


Melaka set 1 3. Diagram 3 shows a dented ping pong ball then put in a basin that consist cold water (Diagram 3 (a)),

warm water (Diagram 3 (b)), and hot water (Diagram 3 (c)). Observe the shape of ping pong ball and their surroundings.

Rajah 3 menunjukkan perubahan bentuk sebiji bola pingpong yang kemik setelah dimasukkan ke dalam besen yang mengandungi air sejuk(Rajah 3(a)), air suam(Rajah 3(b)) dan air panas(Rajah 3(c)). Perhatikan bentuk bola ping pong dan persekitaran.

Diagram 3 (a) Rajah 3 (a)

Diagram 3 (b) Rajah 3 (b)

Diagram 3 (c) Rajah 3 (c)


Johor

Perak Perlis

SECTION B

MARK NO MARKING CRITERIA SUB TOTAL

3(a) Making the right inference

25 The mass // volume affects the rise in temperature // temperature 1 1

(b) Building an appropriate hypothesis The greater the mass // volume, the smaller the rise in temperature //

temperature 1 1

(c)(i) Stating the aim of the experiment To investigate-the relationship between the mass and rise in temperature 1 (of water)

(ii) - Stating the correct variables

Manipulated variable : Mass Responding variable : Increase in temperature 1 Fixed variable : Heat supplied // Time of heating // Power of the heater 1

(iii) List of appropriate apparatus and material Beaker, water, thermometer, immersion heater, stopwatch, balance for

measuring mass 1

(iv) Describing set up of the apparatus Draws a labeled and functional diagram of the set up of the apparatus 1

(v) State how the manipulated variable is controlled •

Put a mass of 100 g of water in a beaker State how the responding variable is measured

1

Switch on the heater for 5 minutes and record the temperature rise. 1 State how the procedure is repeated to obtain at least 5 sets of results Repeat the experiment with 150 g, 200 g, 250 g and, 300 g of water. 1

(vi) Tabulating data

1

Mass of water / g Temperature rise / °C 100 150 200 250 300

(vii) Analysing data

The graph of temperature rise against mass is drawn 1 10

Note : Mark accordingly if the manipulated variable is volume 12

11

MARKNO MARKING CRITERIA SUB TOTAL

4(a) Making the right inference

The heating effect of a conductor is affected by magnitude of the current. 1 I (b) Building an appropriate hypothesis

The larger the current, the higher the temperature of the water which is being heated

1 1

(c)(i) Stating the aim of the experiment To investigate the effect of current on heating 1

(ii) Stating the correct variables Manipulated variable : current, I

Responding variable : temperature, 0 1

Fixed variable : volume of water 1

(iii) List of appropriate apparatus and material Beaker, ammeter, immersion heater, thermometer, connecting wire,

rheostat and stop watch

(iv) State a functional arrangement of the apparatus Draws a labeled and functional diagram of the set up of the apparatus. 1

(v) State how the manipulated variable is controlled

• Pour 200cm3 of water into the beaker and measure its temperature.

State how the responding variable is measured .

1

• switch on the circuit and adjust the rheostat until the reading of ammeter is 1.0 A.

1

• The stop watch is started. • The final temperature is recorded after 2 minutes.

State how the procedure is repeated to obtain at least 5 sets of results

• Step repeated by adjusting the rheostat so that the ammeter readings are 2.0 A, 3.0 A, 4.0 A and 5.0 A.

1

(vi) Tabulating data 1

Current,I/A Increased in Temperature, 8/`'C 1.0 2.0 . 3.0 4.0 5.0 (vii) Analysing data

The graph of increased in temperature against current is drawn 1 10

12

Kedah

SECTION B MARK NO MARKING CRITERIA SUB TOTAL

3 (a)

Able to state a suitable inference

Sample answers The thickness of the lens affects the distance from the lens to the table / focal length

1

1

(b) Able to state a relevant hypothesis Sample answer

The greater the thickness of the lens, the smaller the distance from the lens to the screen / focal length

1

1

(c) Able to describe a complete and suitable experimental framework

(i)

Sample answer State the aim of experiment To investigate the relationship between the thickness of the lens and the distance from the lens to the screen / focal length

1

(ii) State the manipulated variable and the responding variable Manipulated variable : Thickness of the lens Responding variable : distance from the lens to the screen / focal length / f (Note: Constant variable can be ignored)

1 1

(iii) State the complete list of apparatus and materials Convex lenses, screen, metre rule, lens holder

1

(iv) State a functionable arrangement of the apparatus

1

(v) State the method to control the manipulated variable A convex lens with thickness 0.4 cm is placed in front of a screen

1

State the method to measure the responding variable The screen is adjusted until a sharp image of a distant object is obtained and the distance between the lens and the screen is measured.

1

Repeat the experiment at least four times The previous steps are repeated using convex lenses of thickness 0.6 cm, 0.8 cm, 1.0 cm and 1.2 cm

1

Convex lens Screen

Metre rule

13

(vi) State how the data is tabulated

Thickness / cm Focal length / cm 0.4 0.6 0.8 1.0 1.2

1

(vii) State how the data is analysed Plot a graph of focal length against thickness of the lens.

1

10

12 MARK NO MARKING CRITERIA SUB TOTAL

4 (a)

Able to state a suitable inference

Sample answer The loudness of the sound depends on the distance (between the source and the observer)

1

1

(b) Able to state a relevant hypothesis Sample answer

The smaller the distance (between the source and the observer), the louder the sound

1

1

(c) Able to describe a complete and suitable experimental framework

(i)

Sample answer State the aim of experiment To investigate the relationship between the loudness of a sound and the distance (between the source and the observer)

1

(ii) State the manipulated variable and the responding variable Manipulated variable : distance, d Responding variable : loudness of sound (amplitude, a)

(Note: Constant variable can be ignored)

1 1

(iii) State the complete list of apparatus and materials Audio signal generator, loudspeaker, cathode ray oscilloscope (CRO), microphone, meter rule / measuring tape

1

(iv) State a functionable arrangement of the apparatus

1

(v) State the method of controlling the manipulated variable The microphone is placed at a distance, d = 20.0 cm from the loudspeaker

1

State the method of measuring the responding variable The amplitude, a, of the trace on the screen of the is measured.

1

Repeat the experiment at least four times The procedure was repeated for the values of distance, d =

1

d

CRO Microphone Loudspeaker Audio signal generator

30.0 cm, 40.0 cm, 50.0 cm and 60.0 cm

(vii) Tabulate the data

Distance, d / cm

Amplitude, a

20.0 30.0 40.0 50.0 60.0

1

(vii) State how data is analysed A graph of a against d is drawn

1

10

12 Selangor

3 a The heat/ time taken of the water depends on its mass/volume 1 b The greater the mass/volume, the time taken increase 1

c i) Aim of the experiment To investigate the relationship between the time taken and mass/volume

1

ii) Variables in the experiment Manipulated variable : mass/volume Responding variable : Time taken Constant variable : Initial temperature/specific heat capacity/

changes in temperature

1 1

iii) List of apparatus and material Power supply, thermometer, beaker, immersion heater, stirrer

1

iv) Arrangement of apparatus

1

15

v) Controlling the manipulated variables

The 20 g of water is filled in the beaker. The initial temperature, O0, of water is recorded. The heater is switched on until the water boiled.

Controlling the responding variables The time taken for the water is observed and recorded/ The heat is calculated.

Repeat the experiment with four different values of mass. Repeat with masses of boiling water 40 g, 60 g, 80 g and 100 g.

1

1

1

vi) 1

vii)

1

Kelantan

Melaka set 1

3(a) Temperature influence the size of pingpong ball.

3(b) When the temperature increases, the height of air trapped also

increases.

3(c)(i) To study the relationship between temperature and volume/height

3(c)(ii) MV – temperature

RV – Height of air traped/volume

FV – pressure

3(c)(iii) Capillary tube, thermometer, beaker, ruler, stirrer, tripod stand,

bunsen burner, rubber bands and retort stand with clamp.

3(c)(iv) Charles’ Law experiment.

3(c)(v) The experiment is set up as shown.

When the thermometer is θ = 300C, the height of the air column, h is

read on the ruler scale and record.

Repeated the experiment for values of temperature, θ = 400C, 500C,

600C and 700C.

3(c)(vi)

Temperature, θ/0C Height of air

trapped,h/cm

30

40

50

60

70

19

3(c)(vii)

TOTAL 12

Johor

ramalan spm 2010 fizik - analisa trial kertas 3 bahagian b34 2010

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