1978-05-19 — Page 36

★数僑華 頁四第張九第二日三十月四年午戊翼

WAH KIU YAT PO

·報日僑華

五期星

日九十月五年八七九一圈公年七十六國民衛中

中學會考物理試一試題

The vicly in the wave

(3- What are the directhers in mustarpe of particles at a and ♬ the inviment shown *

The rotates si Une by dades i elements X. 5 ant

Answer SIX questions only, choosing TWO questions from each of the Sections A, B and C.

Mathematical tables will be provided.

Tvi

The wave they emered intu à siatkom maior segura 90 and 190 velocity a related so hat Conangana value. What is it now wavelength, and fegueary of the wave in the regmın DC" ?

{7 makst

中學會考化學試一試題

Ihs (1)

Reminder

All answers to problems should be given in S.J. uniti. Marks will be deducted if the units of the Louver we not correctly stated.

ABBREVIATIONS.

Figure 7 show an apparatus tịt anestigating the subition betweer votume and temperature of a gan uzit conte: & fired miss if multigen wat trapped in a graduatest sayıflary tudo uf uns hose to umadi pellet o ey. The tenipetutate de Aquel À can beʻaluated by means of the el, in heatery. by the en el 4 cooling maturę. "

*theringmeter

What is the dulciele terminu a sound wave and the war wave in Niguse t in an exponent to Jeturpise the verway in stand for in insang the remance lühe rindeak, it iras Entre leupili og nie stundest at Madults, ana dyed tune which ceruzated within jantung back

fesquenes 25 21 22. What was thea toricality' on separat. ","

A

mm Hg

oint.f.

the tre

centimetra.

küogram

| 1

praduated

Nat

• CODE: H, SO

methylbenzene

(toluene)

second

acceleration due to gresity. (10 in s^)

milimetre of mercury

degras. Colaiur

hertz

electromotive force-

„The length of the miliogen column was against it shilluent-temperatures at the trading outd

Indicated by the points shown in Agure 8

Calpa que 8, phigina valut for the zinakute zeja okramperame

it int

Kuď ze stinkts, jhếch na Kaad y atrás eldonide (Vir colourless git 3 tanned in separavaty

the same tiny lnted a talen

(b)... What conclusion can you draw en die zelakoni bekwani abalone temperature vand the shinné số x, fixed

mash of the gas con pressure •

Section of pas X in averly ensino

fet · Would you chosis a thick wallad or a sterowaited capularý vida der in experment ? Expleti ürzdy

Just NOT

bust center by

? ทะเ

Kids Shie Bates paper tel"

duas NOT wan blue paper red

SECTION À

HECHANICS

Answer TWO quidattuna from this section.

Where incquery iske 10 ms

Alors min ABCDE a fummel ký a rectarila, BCDF and, a tangle, 488 in shown in

Faun 11

7 mio Ilus EB 19, váltical when the lamina in ferty, uspended is f

what hit the in se pase and the centre off the labelle

And the lamp between and ...

Chip the vente of mass on the tourgolgi lamins 17 16 16 fum £9)

A umform eleh o mand has a cranncution like dai theuse

eto and with her on the burlenia pod

Brietly explain your anwarer be vielige venulis,

14 marks).

A weight

of mass 7 ka and white, wellit 2. od band in xg and

it are pornested by 'n ligh

Világ gundog svar a umoúch anal ligjit padley! The spacon is taloawal from test wing 2 Trade 204 1 11s wajer (dantly 1000 m "23'in shoown-un kürd 2.

(denasty 100 km).

5) What le that spikat of water Y

13, much)

What the diretta af in or 2 immediately after in system ta

(5)gly the constances of ze art water. De pactadion

moving in walls.

14

1.5 cm3 when die semperstore in 20°C jika previno bedag camisani

1.

kant has of electróni

bond in plane of paper

bud coming but of paja

bandhand paper

State the name of gạc X

Wene in namakan be the repetitur Derwen vinsentrated sulpting and an undue 'chland.

tahy - What to the purging of nakaj the unenca Fangel

Nguten why die apudras, solujen el pas.

We would be shot wheze day, anyamina var

passed on the water if pak X In mathy

Conadeing the que dingil pairs avalikus line park at plection, to light, javuj aan elajuana is the poredu sanke du elementy Y and Z behag, ressentials **

Kanumang shui X, V wind 2 are in the same piertad of the pertulis teblaj arcange thy by doble the under which the angle hurween the zerited) atom ned como suscent hydrogen atomi docted plate your answer:

Explain why three ye have relatively toas kulting petale.

c) lang tid auter shell only, as an election structure of a curgand which is furned ty

tadyumbaning plemienta Y and 2.

...

(v) - Waste an equinton to show chờ caction hetssed the hydids of X and H2 thyamapen-lunk

Luna the symbols given whring, eliana & Juliakrafánal Mtructure of the product.

Eva Drave a charm to show the Alimanuunat exergamanis of the stims in abe kyukle en

phosphorus.

Dat how any Juno pateparolectroma durach mustvale of the hydeldre ve group 3, ti omani

Shars!

Hydraten an de mistulaconci

Chetum at levitra 1

kids gates the flaminkysteit

What is the Phong 1992 Gemperature on the sight of hydrogen * Balong witlag, makage ide pizmusri will pine'a fetive særld of þydrogen atomperauni. the prices, overlappan jana kkplaadnew the excem steam will ufl.eyild hydromen,

divy Jung is used w'a catalyst'an tion process. What is the purpose of using a catalys

Explain what erica de Catalyst will dive in the equation posted.

Rinks

Fricule the net on atomin inļ god! he murmpe. (Massalong stun edhe -2×1022) Henry induntate a value tur Avaghdra's Puncher.

150 Rich Hildad waste putereasain et reume sensperatera, and gremure He many skygen miles are these an the Mask Armame the mudar veilume and a 24 x -compatti sed quenczie = 24 m2)

ast The Disk then reopterely afted with water gun terperature. Catulate the nugher water les prescia (May of 1kai" sit water at this temperature..!

(a). The fullion key dari represśnia a senses of chemical reactions, garung Pete a subidamer 15 with a th

Kwdei farar

C+5 (4)

Bilure #NO,

Reddish brown procitate D

Julouri

a few drops of NH Leg)

white lingu Precipitate &

Eregorate to dryngu. then heat strongly.

„solidă. C

yellow when hat

with when pul

·JECTION C

ELECTRICITY, MAGNETISM AND ATONIC PHYSICS

Awer TWO quins from this socin.

„Fyrore I show's a'circuit diegtas A., Ag. Å1⁄2 Rİ Masso Kang internal costitames. P:(] sd Re stence of the navyo material, a short wall, think: white & long and thin welur qinguid with

teat

- ha conc

The atopplistor was set up by a student the the pipariyon sa legala s N. Baran-Bikon bas beli Halls The alshal's opnar was passed tubes 2 2018 C postaring lost consumate wind and water panely: A cutoutes pas N mes tally villected in the lay the di

Senior of a K

42

ng

malac is the local vir sin pition of landed

11.14

yine studeil meier to use-29 see! hat, des heut slaw at 13 3

Sug whip A. 8. C and D might be.

fall • Mhanashut obwrvalines would be sown stain 4 w suniested *la ♪♪ ?

...

AND WHAT isther obsevaisin would be seen when ở in haarest strengly ju obrala Ĉ↑

·Write a chemical equation for this pracula, ****

(1) Explain why the prezipitare, £ dinusives in excess of sodium hydroxide salation, (Whist wall de observed witen du embora solution is added dropwise le a kuluttam of #,

at in ee

Explain why C li often proefened tu fund compounds 24 a ghile paini tao.

(1)

„A tallay olma by tamang wole d'vilkary, or 12

kansa si mamay talley Bufma

with a light thing attached it on and as saat in dinte 3. When 2 comiden kouluil with oldes Jantum in cunts for 0 vecuma

After the callkan, ♬ moves tarwars wala haluants cof m

Medtkorary

Jika

**hown in Aguen 4,

Welocity

Figure. 0.

The sandizaga ọf the briments A.... Ag. Ay, and A. ang impectively. My and get Anange thew

king les

Crankiit

() 15 the linga af ♬ and ♬ are in Qetso of 3:4 and shelf wrote-sectional arms due in shé'cates of 21.

Teuleulate the site of

0 the fealance of to that of ♬ and

(before coloni

filter con

(4) What, la the, velacily-canganida and did alter the godlik

: 26) · Calvajete xhu wwijage foren on A during the califaten,

"Find the QLference in the stud kinnier energies if the truflgy systém before and after the cullion and icesupt for this difference.

Live What was her purplet it sung at warranted alpha tolik

1) When was the gangrene sal targġ Water an tabe f

Whatsapula be ahjusosal mien ga X was proud into a data ai hayupine a tetractate antes Gabun berechlinina)

White in eqytida la fa-traktum:

Sing with the gas X callested in sigure 2). Sewake bajuity, with the firigyja upravi, land is

could be dred and then seized

"The infacts on chiletane and of any pri prakse, just semprant andisatial process

to the use of a matalated in the ju

45

GL. VUNE

1) What are 14 andustinał pomavien by widdla 119 chavulin und 123 cong goby drag: The vibratsigul fericit

she iww statusala yanu ngento

414 ne priple | DNE 2) 15 tough pic by yars Latin).

4) vor rate of fast produced in ♬ vụ that timanteid ja ♬ in the boar circus,

Try!

(5 rucka)

Whew happen to the warmless ezadings whiện di cacboned? What immaterji àould be priset en chang what the resistance à une absen

The earned postovanin

(3 muka)

an auffieć putsarium,

PostigaTale välkom

was greatnezeu.

"L. (a) An slatron ta indagred into a magnes. Gelà perpendicularly n shown in flyer ID.

Parim vitiate within

A white przeroste was

VACUTE M.

X

magnate field into paper

X

SECTION I

HEAT, LIGHT, SOUND AND WAVE MOTION

Aiewer TWO queeriora from thla section

L

(a) “Pigam, 5 shows a graph of the reciprocal of ubjedi distance (2) plotas aguent the reciprocal of anopil

Juan) for converging

(1)

From the calculge the lead kingib if the tena.

(H) Skaitļu var laget how how the lena may be used me a magnifying Bara

EMIS

17 khu fena in 2017 in wand as a magnifying glam producing an immar thier, denen un lugaan ikaohjeet, And the portion of the image and gate in nature.

X

X

Figar L

What is the direction of the farce mating on the election, at Då belast ?

(B) By condoriog the diabetism of change along the copper rud, explain hy en

end of the copper rod which te moving in a magnetic field as shown to

17 matka)

Y

magile Bald Ined paper

*

X

x

→→ Airketin af mution of the cu

(3 macka)

la seduced into 1758

15.

(4. marka)

(urine, tudine, bring a bodeze në verbola study.

12

„Arrange the kaupaes memberi in sesionary pôst sit shott baking panya,

(5) Wah reference to that electronte asfiguration, explum why the babogena lave simbar

chanalcak potpi

nga salama of videruse and of bike, and any wiet necessary chanicala, devour mens sien si o unidizing power of chandran invente equations where approștigit.

[Burks

(2) Sapı yanan pay with wave the need for Tool -4.

Weilyan tiptor for the aútum ut velstand plain perustanate solutkom sin the mrganic pas

:

(44) (1) Saggest mes aftens in Sagupekus siitism, 1995er than the dafpirata dan, yolali weszlak give, an

stati previgglake wale buiten oktate wifetime.

What further lest i regud on the white piiputate in Tene li to And out whether & cada

Androgen invade at erhogen dinle.

lpline Varide and sulpleas infasole,

per plan ander which the lower made vaat ne varverted in the higher unla

Scale (centilation" maisāsējs da Sulphur ne ibe ve vilphur ishlov zakon o fil

re maka

›ang akokot of foamula Ciljicit,), UNI

"Whosich gut i ac treated willi escén sodium, a pain in liberated which recipick a *

cavated at T

Man videre ai pas 91 18p. – 22.40

W Muse an equation Fes the reaction between A Bad vidim130,

no Čaluate the frenula night of A.

The determine the value of a.

clay he troddy comerted in an add it by treatment with oneosa xoidifted prilaskum dáctvomat LIKE When outlined with sodium hydroxide willen and the nesting solution earned to shynes, ● solid fi obuined.

tis Give the names of ♬ and C.

Wine equations. For the convertion of À 10 ♬ and of@ to C

((61). What would be seen when A is orinserted in #wungwatched pochermate solution? Ei the erdhenion 18 with sodium hydroxide mluckan ti carried out by Guion, wit

tenta hould be used?. Give the colony chang the end point.

ima 16 6,0 g về vẻ hại heen ampistely vanreșted my seld ♬ ceculate the volume of 0.2 Më madhem

by decide wolfhun regalied in nextile the unident of ♬ formed.

Fig 11

TWITCH

A copier rod in ressing an shooth, horizontal and esencuentre vals in a magnetic field 12. The rod is given à puth so thay 19 alatta to move along the radt. Explain briefly why the rod wấ quickly stop moving.

• shows In figan

battery

(4)

copper

(13 uk)

A student worried out bera experlovents to strestigate the prioperties ist salathar divxide. The following absentia were made.

0.06

You are over two princfe4gt dat afʻY članjodar perupės prisons. Chie par has a refracture bisex ož 1.D and the other pair has a retineriseadey no 1.35. Brolly explan stoli par you would choose for use in a periscope. Throw a diagram, të vlera tus line just at pratas slemfil be arranged in the perimpopo,

() marka)

(3) Pegs wales, many traveling skom a de Can a ripple tank

ААА

Fie

*

*maganie This

balis papelt

x

Figuer 12

(») What is meant by the half-itle ut i valbesctave substanje i

(b) Cubon 14 (arovek number 63 dinastegiacer by the unitiquariant ? purenter. What, will be the case, pumber

and the number of the inviting andles?

I know that 1 gram of carbon dom vževing plant mirachi vodours a defunte properties of wadon 14 decays at a ram of 15 diinipiche per name.. In 1978, a specimer wiride was formed plasia long time ago showed 35 disintegrations every 4 pulmates fromes I grams of carbon prvýčet meu, Gören that the hifkife of radon 10 a 3600 years, evimate the per sf the spegnen.

13 matkaj.

(d) This halflives of shove radioactive holupes X, Y and Z are reapaelbelý | second, 25 busirsand 1820 yen. By conddering their half-lives, which should be used for injection into a paizar's vein to trvestigato ha blood circulation? Explain briefly.

(2 make)

OJM

Experiment

Chan

$450

H250

A song of burblog, roghakkum

we put into sdphur dunkle.

were fained.

Caf

Sipher dionale was pased into a dive

C

The indime what wa

İ

When a further change subserved, d barlum chloride solution was added to the solution,

INT

A well precipitats with

Formed.

The diagram above plastures the appmaica uned for lite Westerly an ill two miluziune filestrade A is made of mal X. The fontide of the phase of metal X 250 Eledes if. C and E are all made of platinum.

and are the poles af te betery.

Da completan of the ratelt, metal t begins to deposit on electrode §, and ga bubbles begin to appris shave electrodes

and D.

Eth

wka 'one of the poles ♬ and ✪, la the poute pile *

(i) Write a lante equilan ke the section securing ve electrods a

called 7

What are the yellow deposit and the white h

16)

Chip Witte an equation for the reaction in experiment.

What li this sypi of reaction.

( Draw

experimen

depicted

(12) What would be the pin collected in the tubes above (1) Nectrode C, (2) elevitude (h). Ale Usi passage of a current of 2 amperes for 3 iminutes 13 vecords, 0.127 guľvestal

on crearode klechats the relativa eteniku nauna of metal X. '41 faraday 96500 coulombs) The current is now reversed for J'ninutes. Den:ibe belly so observations that ces he made electrode durday this per

„Jubelled diagram of the apparatus that the studena would most likely have used in

tr. What is the whize precipitate Experiment 17?

( By means of change in oxidativat number, explua shuler salykur sakte, a ovelled ar

măuced in each of die experiments (experfuzent ↑ and experiment 111

utיו סון

if the deszane A9 ↳ 10 em atel ide lane when Tuod iise vibration alstring at A to reach ♬ is 19.25 wounds.

And

C

the wavelength sú téor wave in lisa euglom AD.

the frequency of the shesilon, and

⚫ END OF PAPER

(4) markað

END OF PAPËS