Evan's Space
Physics Comics

Revision Posts in the blog by topics
01 Measurement
1) Vernier caliper and micrometer screw gauge 2015
3) Unit conversion on density and floatation
4) Unit conversion on speed (m/s to km/h and vice versa) and videos of Usain Bolt
5) Base and Derived Quantities and Prefixes
6) Pendulum: Displacement-time vs KE-time graphs
02 Kinematics
1) Video of falling bowling ball and feather in air-filled room and vacuum room 2014
2) Free fall - Acceleration due to gravity
4) Distance-time and Speed-time graph of 2 objects in motion
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03 Dynamics
1) Vector Diagram – Parallelogram Method 2015
2) Vector Diagram - Parallelogram and Closed-loop method 2011
3) What is the speed-time graph when the pulling force is removed? 2014
4) Vector Diagram – Parallelogram Method for 4 different kinds of questions
5) Video - Bugatti Chiron 0-400km/h-0 in 42 sec!
7) Resultant force-time graph to Speed-time graph
8) Finding forces on multiple bodies
9) Which direction is the friction on the wheel
10) Using 3rd law to find the thrust on boat
11) Understanding Newton’s 1st and 2nd Laws of Motion
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04 Mass Weight and Density
05 Moment
1) Double Pivots Questions - Basic concepts
2) Turning Effect of Forces – Moment – Basic Concepts
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06 Pressure
Video Tutorial - Hydraulic System Video Tutorial
Examples of the hydraulic system around us
Physics of Construction Lifting Truck
Video - Water finds its own level
Various questions on PV = constant and using P1V1 = P2V2 to solve
Understanding Hydraulic System
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07 Energy, Work and Power
1) Video Tutorial - Force F need to pull box up an inclined plane without friction and with friction
2) Understanding Conservation of Energy and applications
Thermal Properties of Matter
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06 General Wave Properties
1) Wave – Displacement-time graph of a particle on a wave
2) General Wave Properties – Motion of Particles in Transverse Wave
3) Transverse Wave and Longitudinal Wave Simulation
4) Wavefront - Shown using ripple tank
5) Using Slinky Coil to demonstrate Transverse and Longitudinal Waves
6) Determine the motion of the particles on transverse wave
7) Oscillating or vibrating object - speed varies along the path
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07 Light
Lesson - Total Internal Reflection (TIR) video tutorial
Video - Demonstration of Reflection, Refraction and TIR using a light source with a slit
Video - Demo of refraction using glass balls of same refractive index as water
VIdeo - Refraction of light in glass block - using pins to identify refracted and emergence rays
Different Lens Ray Diagram questions (with videos)
Lens overview - 3 rays, 4 scenarios and the pattern
Pins inside and outside beaker of water​
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08 Sound
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13 Current Electricity
1) Finding Total Effective Resistance
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14 DC Circuit
1) Basic Concepts on DC Circuit - River system
3) Using P = I^2R and P = V^2/R to explain which component uses the highest power or energy
15 Practical Electricity
1) Which events will cause the fuse to blow?
2) Why do we need earth wire and fuse? - an overall explanation
3) Double-insulation - air purifier in classroom
16 Magnetism and Electromagnetism
17 Electromagnetic Induction
1) Understanding cathode-ray oscilloscope CRO