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Wednesday 29 February 2012

MODULE BIOLOGY


EXAM FEVER

Check your 1st test's date..make sure you are available..


4 Olympic

Date        : 29 February 2012
Day         : Wednesday
Time        : 7.30 a.m
Duration  : 1 hour 20 minutes

you will be tested on chapter 1 and chapter 2..

5 Olympic

Date      : 2 March 2012
Day       : Friday
Time      : 9.30 a.m
Duration : 1 hour and 20 minutes

You will be asked on chapter 1- TRANSPORT

GOOD LUCK !!!!!

ATTENTION!!




PROGRAM HARI SAINS & MATEMATIK 2012
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DEAR SCIENCE & MATH TEACHERS,
PLEASE CHECK THE DETAILS IN THE LINK PROVIDED....TQ.

Monday 27 February 2012

BEST OF LUCK!!

Dear students.......




According to newton’s 4th law for exams-
every book will continue to be at rest
or covered with dust
until some
external or internal exam moves it!


CHEMISTRY (FORM 4) TEST 1:
Day: Wednesday
Date: 29th February 2012
Duration: 1 Hour
Chapters: 1 & 2


IN YOUR TEST 1


HURAIAN SUKATAN PELAJARAN


Tuesday 7 February 2012

Roger...roger

Students of 2012..

Please make yourself free during March.You will face a challenge in a project called " A Dissection Of Frog"..get ready!!!

Sunday 5 February 2012

Kenapa belajar FIZIK?
Fizik adalah pembelajaran menarik dan penting untuk memahami dunia sekeliling, dunia dalam badan manusia, tumbuhanan dan haiwan serta dunia yang tidak terjangkau daripada penglihatan kita di alam semesta. Fizik adalah satu cabang sains yang paling asas.
Fizik merupakan kajian untuk mencari jawapan kepada persoalan-persoalan 'mengapa' dan 'bagaimana' tentang fenomena alam dan kejadian kehidupan harian. Kebanyakkan fenomena alam dan kejadian kehidupan harian dapat diterangkan dengan konsep fizik.

Fizik mencabar imaginasi dan pemikiran manusia dengan konsep seperti relativiti dan theori kuantum, dan ia membawa kepada penemuan besar, seperti komputer dan laser yang membawa kepada teknologi yang mengubah kehidupan kepada penyembuhan sendi, rawatan kanser, pengawetan, serta pembangunan penyelesaian tenaga.
Seperti Sains? Ia Mula dengan Fizik
Fizik merangkumi kajian alam semesta dari galaksi terbesar kepada zarah subatom yang paling kecil.

Lebih-lebih lagi, ia adalah asas sains yang lain, termasuk kimia, oseanografi, seismologi, dan astronomi (dan boleh digunakan kepada biologi atau sains perubatan).







Saturday 4 February 2012

Get To Know Your Heart

Hello...hello my dear Biology students...here i posted some info for u guys.. specifically for the 5 Olympic biologist..

Heart Structure and Function
The heart:
  • · is a muscle about the size of your fist.
  • · weighs approximately one pound.
  • · is located behind and slightly to the left of the breastbone.
  • · pumps about 5 quarts (4.7 liters) of blood every minute, or 1800 gallons (6768 liters) of blood every day.
The function of the heart is to circulate blood throughout the body.
  • · Pumping blood through the lungs removes carbon dioxide and refreshes the blood with oxygen.
  • · The oxygenated blood is pumped to the body to provide oxygen and nutrients and to remove waste products.
A healthy heart beats steadily and rhythmically at a rate of about 60 to 100 beats per minute when at rest (normal sinus rhythm). During strenuous exercise, the heart can increase the amount of blood it pumps up to four times the amount it pumps at rest, within only a matter of
seconds.

The heart’s structure has four chambers with oneway flaps called valves. The atria are the upper chambers and they receive blood that is being returned to the heart. The right atrium receives blood with little oxygen because the blood has already circulated throughout the body delivering oxygen and nutrients. The left atrium fills with newly oxygenated blood returning from the lungs. When the atria pump (contract), they push the blood through valves (tricuspid and mitral) into the relaxed ventricles. When the ventricles contract, the right ventricle pumps blood through the pulmonary valve into the lungs. The left ventricle pumps blood through the aortic valve to the body, including the heart (through coronary arteries). This continuous cycle of synchronized contractions is driven by the heart’s electrical system





Feel free to memorize the structure of heart...Happy revising!!!!!

Friday 3 February 2012

CONGRATS ON THE HONOURED BESTOWED UPON DATUK MARINA CHIN



We are proud to announce that our principal, Pn. Marina Chin had been awarded the Panglima Mahkota Wilayah Award by the King which carries the title Datuk on 1st February 2012. A heartiest congratulations to Datuk Marina Chin from the teachers, staffs and students of Bukit Jalil Sports School.


  We are honoured to be part of your team.

REVIEW QUESTIONS OF CHEMISTRY FORM 4 (CHAPTER 2)

http://www.sciencegeek.net/APchemistry/APtaters/chap02rev.htm


DEVELOPMENT OF ATOMIC MODEL

1. JOHN DALTON

  • Elements are made up of small particles called ATOMS
  • Atom is spherical
  • Can't be created, destroyed or divided
  • Atoms of the same element are identical


2. J. J THOMSON
  • Discovered that electrons are negatively charged.
  • Atom has positive charge
  • Atom has electrons scattered inside it
  • "Plum Pudding" model

3. ERNEST RUTHERFORD
  • Nucleus has positive charge particles, proton
  • Electrons always orbit the nucleus
  • no. of proton = no. of electrons
  • mass of atom centres at nucleus

4. NEILS BOHR
  • Electron rounds the nucleus in the shell (circular shape)
  • Each shell has fixed distance from nucleus



5. JAMES CHADWICK
  • All nuclei consists of neutron & proton
  • Electron rounds the nucleus in shell
  • Mass of neutron equal to mass of proton


ACROSTIC

Daddy                    --->           Dalton
Takes                     --->           Thomson
Racket                   --->            Rutherford
Back                      --->             Bohr
Chicago                  --->            Chadwick

Thursday 2 February 2012

CHEMISTRY PAPER 1,2 & 3 FORMAT



PAPER 1: Objective/ Multiple Choice Questions.

Total Mark: 50 Marks.
Total Time: 1 Hour 15 Minutes.
Answer ALL 50 Questions in Objective Answer Sheet.
PAPER 2: Structured and Essay Questions.
Total Mark: 100 Marks.
Total Time: 2 Hours 30 Minutes.
Section A: 6 to 8 Structured Questions.
Total Mark: 60 Marks.
Answer ALL Questions in the space provided in the Question Paper.
Section B: Restricted/Limited Response Essay Questions. 
Total Mark: 20 Marks.
Answer ONLY ONE of the two Questions in the Examination/Test Writing Pad.
Section C: Open/Restricted Response Essay Questions.
Total Mark: 20 Marks.
Answer ONLY ONE of the two Questions in the Examination/Test Writing Pad.
PAPER 3: Written Practical (based on Experiments).
1 to 2 Structured Questions and 1 Essay Question. Answer ALL Questions.
Answer ALL Structured Questions in the space provided in the Question Paper and the Essay Question in the Examination/Test Writing Pad
PEKA (School-based Practical Assessment).
Formative on-going/continual Practical
Assessment.

PERIODIC TABLE