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Mechanics
 Activity Name Description Level Contributor Upload date Rotation Investigating:- the relationship of the moment of inertia and speed of the disk/ring- whether the energy is conserved- Conservation of Energy- Moment of Inertia F6-F7 Ng Kit Chung 19/06/2002 Damping Problem: Will the damping effect be different in different media? If so, how does it vary in different media? F4-F5 Diocesan Girls' School 10/09/2002 The effect of the viscosity of a medium on th emotion of an object Problem: How does the viscosity (resistive force) of a medium affect the motion of an object? F4-F5 Diocesan Girls' School 13/12/2002 The time or period of each swing of a pendulum Problem: Given that a pendulum is comprised of a weight attached to the end of a metal rod or a piece of string, what determines the time or period of each swing of a pendulum? F4-F5 Diocesan Girls' School 13/12/2002 Simple Harmonic Motion To study the characteristics of simple harmonic motion F6-F7 Chan Chi Wa 10/07/2003 Acceleration due to gravity To find the acceleration due to gravity of different objects F6-F7 Chan Chi Wa 10/07/2003 Damping To investigate the characteristics of the lightly damped oscillation. F6-F7 Chan Chi Wa 10/07/2003

Electricity & Magnetism
 Activity Name Description Level Contributor Upload date The frequency of radio circuit Problem: How does the air capacitor affect the frequency of the radio circuit? Does the resistance of the circuit affect the frequency of the radio circuit? F4-F5 Diocesan Girls' School 10/09/2002 Motor Problem: What changes occur in the motor when a heavier load is to be moved? F4-F5 Diocesan Girls' School 10/09/2002 The movement of the magnet and the size of deflection Problem: How does the movement of the magnet affect the size of the deflection? F4-F5 Diocesan Girls' School 07/02/2003 The rate of discharging of a capacitor Problem: What does the rate of discharging of a capacitor depend on? F4-F5 Diocesan Girls' School 07/02/2003 Charging a capcitor To investigate the charging curve of a capacitor F6-F7 Chan Chi Wa 10/07/2003

Optics & Wave
 Activity Name Description Level Contributor Upload date The pitch of notes produced by musical instruments Problem: How can the pitch of the notes produced by a musical instrument be varied? F4-F5 Diocesan Girls' School 13/12/2002 The emission of infrared radiations Problem:Why do objects emit infrared radiations of different intensities? F4-F5 Diocesan Girls' School 07/02/2003

Heat & Energy
 Activity Name Description Level Contributor Upload date The property of air Problem: What property of air was responsible for these changes? F4-F5 Diocesan Girls' School 10/09/2002

Others
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