02 December 2012
12 November 2012
Tips and Predictions Physics SPM 2012
SECTION A


1

Introduction to Physics
Micrometer screw gauge and zero error 
2

Force and Motion
Impulsive force
Definition of a force. Net force, Forces in equilibrium, F =ma 
3

Forces and Pressure
Definition of pressure Pressure, Pressure and depth, Calculation of pressure 
4

Heat
Definition of specific heat
capacity
Specific heat capacity and calculations Gas laws 
5

Force and Pressure
Floatation, Definition of
buoyant force
Buoyant force and calculations. Hot air balloons (compare small and big balloons) in terms of buoyant force. 
6

Waves
Definition of interference Interference of light, Young’s double slits experiment Calculation of wavelength using λ = ax/D Comparing the fringes using blue light band red light 
7

Electricity
Definition of power and specifications Calculation of I = P/V Effective resistance, Resistor in parallel and series, calculation of electrical energy, and power. Modifications of circuits and reasons to give smaller effective resistance ,R 
8

Electronics
What is semiconductor.. Rectification circuits choose the correct one for full wave rectification and give reasons. Transistor as a switch, relay, LDR, thermistor and Logic get circuit. Most suitable circuit for street light, certain function and give reasons. 
SECTION B


9

Light
Focal length, power= 1/ f, lens equation, How magnifying glass works? How telescope works , ray diagrams 
10

Radioactivity
Radioisotope, decay graph, halflife. Use of radioisotope in industry to detect the volume of liquid in a container. Suggestions. 
SECTION C


11

Force and Pressure
Fluid in motion : pressure and velocity of flow. Bernoulli’s principle, lift force, Explanation of lift force using aerofoil Suggestions to make a water rocket that can reached high altitude. 
12

Electromagnetism
Inductions + Lens and Faraday Law
Specifications of motor,
explain how a motor works.
Calculation of transformer Choosing a fan that can produce fast cooling effect or transformer Choose the transformer that is of high efficiency . 
PAPER 3
SECTION A


1

Light
Experiment to investigate relationship between u and v or can also be refraction of light.
Read also the snell law : how
to read a protractor to find angle of incident and refraction.

2

Graph of voltage across a dry
cell against current to find e.m.f and internal resistance.
Calculation of gradient of graph. 
SECTION B


3

Heat
Specific heat capacity
To investigate the relationship between mass, m and temperature rise at constant electrical energy supplied. Using immersion heater and thermometer , etc. 
4

Waves
Refraction
To investigate the relationship between wavelength and depth. Using ripple tanks and accessories 
See also…….
To
investigate the relationship between the depth of liquid and pressure in liquid
To
investigate the relationship between the depth of immersion and buoyant force.
To
investigate the relationship between the mass of water and increases in
temperature
To
investigate the relationship between the pressure and volume of air (Boyl’e
Law)
To
investigate the relationship between the temperature and volume of air (Charles
Law)
To
investigate the relationship between the temperature and pressure of air
(Pressure’s Law)
To
investigate the relationship between the current and potential difference
(Ohm’s Law)
To
investigate the relationship between the length of wire and the resistance of
the wire
To
investigate the relationship between the cross sectional area of the wire and
the resistance of the wire
To
investigate the relationship between the temperature of the wire and the
resistance of the wire
To
investigate the relationship between the number of turns of coil and the
induced current
To
investigate the relationship between the speed of magnet and the induced
current
06 August 2012
Revision Chapter 5 Form 4 Light
U can download the exercises of 'Self Learning Module' by click the link below
1. 'Self Learning Module'
2. Marking Scheme
1. 'Self Learning Module'
2. Marking Scheme
09 June 2012
Holiday Exercises Form 5 and Form 4 2012
Form 5 pls use link below to download the exercises.
http://www.ziddu.com/download/12793307/MODULE2.pdf.html
Form 4 pls use link below to download the exercises.
http://www.ziddu.com/download/12793305/MODULE_1.pdf.html
http://www.ziddu.com/download/12793307/MODULE2.pdf.html
Form 4 pls use link below to download the exercises.
http://www.ziddu.com/download/12793305/MODULE_1.pdf.html
06 May 2012
04 January 2012
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