#AHAPhysicsMoments #CikguLimCY
#PhysicsInEverydayLife #100DaysOfPhysics #SeeWithPhysicsEyes
#PhysicsWithInsight
Sometimes, all we need isn't a complex formula, but a moment of quiet awe beneath the stars.
#AHAPhysicsMoments #CikguLimCY
#PhysicsInEverydayLife #100DaysOfPhysics #SeeWithPhysicsEyes
#PhysicsWithInsight
#AHAPhysicsMoments #CikguLimCY
#PhysicsInEverydayLife #100DaysOfPhysics #SeeWithPhysicsEyes
#PhysicsWithInsight
John Dalton (1766–1844) never saw an atom. Yet he is remembered as the Father of Atomic Theory. His genius was not in vision, but in measurement. By comparing masses of elements like hydrogen and carbon, Dalton discovered consistent ratios — evidence that matter is built from indivisible units.
The comic teaches the Atomic Insight Checklist:
Observation → Measurement → Pattern → Model → Theory
Relative Atomic Mass: Carbon = 12, Hydrogen = 1
Solid Sphere Model: Atoms as fundamental building blocks
Evidence over assumption, measurement over imagination
Lesson: Dalton transformed philosophy into science by trusting numbers. He showed that atoms could be measured, even if unseen. AHA! Moment: Physics teaches: Dalton never saw an atom, but he measured its reality. Life teaches: evidence is stronger than sight. AHA! He never saw an atom. He measured one. Not by sight, but by INSIGHT!
#AHAPhysicsMoments #CikguLimCY #PhysicsInEverydayLife
#100DaysOfPhysics #SeeWithPhysicsEyes #PhysicsWithInsight
Why is energy measured in joules? The answer lies in the work of James Prescott Joule (1818–1889). He asked a question that changed science: If motion can make water warmer, where does the heat come from?
Through experiments with falling weights stirring water, Joule proved that mechanical energy can be converted into thermal energy. His precise measurement — 772.55 foot‑pound per B.T.U. — became the mechanical equivalent of heat. That number was so important it was engraved on his tombstone.
The comic teaches the Energy Insight Checklist:
Mechanical energy → Thermal energy
Lesson: Joule showed that energy is conserved and transferable. He gave the world a unit that honors evidence, not assumption. AHA! Moment: Physics teaches: Joule measured energy, proving heat is energy. Life teaches: one number can change the world.
AHA! 772.55 engraved. Energy conserved. Not by sight, but by INSIGHT!
#AHAPhysicsMoments #CikguLimCY #PhysicsInEverydayLife
#100DaysOfPhysics #SeeWithPhysicsEyes #PhysicsWithInsight
In British Columbia, Canada, floatplanes replace runways with lakes. But why do airplanes carry boat‑like floats? The answer lies in physics and engineering.
The comic teaches the Floatplane Physics Checklist:
Drag Force → Stepped V‑shaped bow reduces drag, faster take‑off.
Impulse Principle → Reinforced bumpers increase contact time, reducing impact force during rough landings.
Lesson: Floatplanes survive wilderness not by brute force, but by design — lighter materials, smarter shapes, and physics‑aligned engineering. AHA! Moment: Physics teaches: buoyancy, drag, and impulse decide survival. Life teaches: design is not about size, but about suitability.
AHA! Lakes replace runways. Physics replaces fear. Not by sight, but by INSIGHT!
#AHAPhysicsMoments #CikguLimCY #PhysicsInEverydayLife
#100DaysOfPhysics #SeeWithPhysicsEyes #PhysicsWithInsight
At first glance, the Cavendish Laboratory in Cambridge looks like just another old building. But inside, it has shaped the very foundations of modern physics. Founded in 1874, this laboratory is linked to around thirty Nobel Prize discoveries, earning its title as the Temple of Modern Physics.
Its creator, James Clerk Maxwell, revealed that light is an electromagnetic wave — placing him alongside Newton and Einstein as one of the greatest physicists in history. From electrons (J.J. Thomson, 1897) to the atomic nucleus (Rutherford, 1911), from the neutron (Chadwick, 1932) to the DNA double helix (Watson & Crick, 1953), Cavendish has been the birthplace of breakthroughs that changed humanity.
Lesson: Physics is not only about formulas, but about connections. Maxwell didn’t invent Wi‑Fi or radio, but he gave us the insight that all electromagnetic waves — radio, microwaves, infrared, visible light, ultraviolet, X‑rays, gamma rays — belong to the same family. One idea can truly change the world. AHA! Moment: Physics teaches: electromagnetic waves are one family.Life teaches: one idea can unite generations of discoveries. AHA! One lab, thirty Nobels. One wave, infinite insights. Not by sight, but by INSIGHT!
#AHAPhysicsMoments #CikguLimCY #PhysicsInEverydayLife
#100DaysOfPhysics #SeeWithPhysicsEyes #PhysicsWithInsight
As the machine operates, electric charges accumulate on the large metal dome, creating an extremely high voltage. Air normally acts as an insulator, preventing charges from moving freely. However, when the electric field becomes strong enough, the air breaks down and suddenly becomes conductive.
At that instant, electrical charges rush through the air, producing a bright spark between the two metal spheres.
This is exactly the same principle behind a lightning strike.
Inside a thundercloud, billions of collisions between water droplets and ice crystals separate positive and negative charges. As the charge difference increases, so does the voltage. When the electric field becomes large enough to overcome the insulating properties of air, electricity suddenly discharges through the atmosphere as a bolt of lightning.
The spark produced by a Van de Graaff generator may only travel a few centimetres. A lightning bolt may travel several kilometres. The scale is different, but the Physics is exactly the same.
Standing in a school laboratory, you can recreate the same phenomenon that occurs inside a thunderstorm.
A spark between two metal spheres is not just a laboratory demonstration. It is a miniature lightning strike, revealing one of nature's most powerful forces right before your eyes.
📸 Photographed in my school Physics laboratory and shared with a new generation of students, this experiment is a reminder that some of the most extraordinary natural phenomena can be understood through simple classroom demonstrations.
SPM Physics comparison questions are exam traps. Many students write “The wave diffracts when passing through a narrow slit” — but that’s only half‑correct. Examiners already know diffraction exists. What they want is comparison: which one diffracts more, which one diffracts less.
The comic teaches the Comparison Checklist:
Wide slit → Small spreading → Less diffraction.
Narrow slit → Large spreading → More diffraction.
Use comparison words: more, less, greater, smaller, stronger, weaker.
Lesson: Physics is not only about noticing a phenomenon, but about noticing how much it changes. Tiny words like “more” and “less” earn real marks. AHA! Moment: Physics teaches: “increase together” ≠ “directly proportional,” and “diffraction exists” ≠ “comparison complete.” Life teaches: differences matter — in marks, in meaning, in trust.
AHA! Waves spread both ways. Comparison makes the mark. Not by sight, but by INSIGHT!
#AHAPhysicsMoments #CikguLimCY #PhysicsInEverydayLife
#100DaysOfPhysics #SeeWithPhysicsEyes #PhysicsWithInsight
I discovered these fascinating instruments tucked away in my school's Physics laboratory, quietly resting among decades of teaching apparatus. At first glance, they look like strange handheld meters, but they are actually Curvimeters (also known as Opisometers or Map Measurers) used to measure the length of winding roads, rivers, railway lines and mountain trails on maps.
Before GPS, Google Maps and digital navigation existed, surveyors, geographers, military planners and explorers relied on tools like these to estimate real-world distances from paper maps. By rolling a small wheel along a route, an internal system of gears moved the pointer across coloured scales corresponding to different map ratios such as 1:200,000, 1:500,000, 1:800,000 and 1:1,000,000, directly converting map measurements into actual ground distances.
What makes these instruments so remarkable is that they achieved the same goal as modern navigation apps using nothing more than precision wheels, gears and mechanical ingenuity. Today, a smartphone can calculate the distance instantly, but these elegant devices remind us of a time when engineering, craftsmanship and practical problem-solving were all packed into a tool that could fit in the palm of a hand.
Found in a school Physics laboratory, these forgotten instruments are more than old equipment. They are traces of an era when distances were measured not by satellites orbiting Earth, but by a tiny wheel guided by human hands. A simple invention, yet a powerful reminder of the ingenuity left behind by those who came before us.
These brass binding posts were photographed in my school physics laboratory, where they have quietly survived generations of Physics students.
Long before banana plugs, quick connectors and digital data loggers became common, students built their circuits one connection at a time using terminals like these.
Made from solid brass and designed for reliability, these connectors provided firm mechanical contact and stable electrical connections, making them a trusted part of countless experiments involving electricity, resistance and electromagnetism.
Today, they are largely considered laboratory antiques. Modern connectors are faster, safer and more convenient. Yet these humble brass terminals remain a reminder of how Physics was once learned: by tightening a screw, connecting a wire and building every circuit from scratch.
Sometimes the oldest equipment in a laboratory tells the most interesting story.
These brass binding posts did more than connect electrical circuits. They connected generations of students to the hands-on experience of discovering Physics for themselves.
A simple piece of hardware, but a lasting trace of scientific education.
✅ Cahaya putih menghasilkan spektrum pelbagai warna apabila melalui prisma.
✅ White light produces a spectrum of colours when passing through a prism.
✅ Jalur merah, jingga, kuning, hijau, biru dan ungu boleh diperhatikan.
✅ Red, orange, yellow, green, blue and violet can be observed.
✅ Prisma membiaskan warna yang berbeza pada sudut yang berbeza.
✅ A prism refracts different colours by different amounts.
✅ Kesan spektrum dapat dilihat pada permukaan meja.
✅ The spectrum can be seen projected onto the table surface.
✅ Cahaya putih terdiri daripada pelbagai warna yang mempunyai panjang gelombang berbeza.
✅ White light consists of many colours with different wavelengths.
✅ Apabila cahaya memasuki prisma, setiap warna mengalami pembiasan yang berbeza.
✅ When light enters a prism, each colour undergoes a different amount of refraction.
✅ Warna ungu dibias paling banyak.
✅ Violet light is refracted the most.
✅ Warna merah dibias paling sedikit.
✅ Red light is refracted the least.
❌ Menganggap prisma menghasilkan warna.
❌ Thinking that a prism creates colours.
✅ Prisma hanya memisahkan warna yang telah wujud dalam cahaya putih.
✅ A prism only separates colours already present in white light.
❌ Mengelirukan pembiasan dengan pantulan.
❌ Confusing refraction with reflection.
❌ Menganggap semua warna dibias pada sudut yang sama.
❌ Assuming all colours are refracted by the same angle.
⚠️ Pegang blok optik pada bahagian tepi untuk mengelakkan cap jari.
⚠️ Hold optical blocks by the edges to avoid fingerprints.
⚠️ Elakkan menjatuhkan prisma atau blok kaca.
⚠️ Avoid dropping the prism or glass blocks.
⚠️ Jika menggunakan laser, jangan halakan pancaran ke arah mata.
⚠️ If using a laser source, never direct the beam towards the eyes.
📌 Cahaya putih terdiri daripada tujuh warna utama.
📌 White light consists of seven main colours.
🔴 Red
🟠 Orange
🟡 Yellow
🟢 Green
🔵 Blue
🟣 Indigo
🟣 Violet
📌 Dispersion membuktikan bahawa setiap warna mempunyai panjang gelombang yang berbeza.
📌 Dispersion shows that each colour has a different wavelength.
📌 Pelangi terbentuk melalui konsep yang sama.
📌 A rainbow is formed using the same principle.
✅ Used to disperse white light into a spectrum.
✅ Digunakan untuk menguraikan cahaya putih kepada spektrum.
✅ Used to study refraction and critical angle.
✅ Digunakan untuk mengkaji pembiasan dan sudut genting.
✅ Used to investigate reflection and total internal reflection.
✅ Digunakan untuk mengkaji pantulan dan pantulan dalam penuh.
SPM Physics does not trust “very heavy,” “too hot,” or “moved very fast.” These words are vague, subjective, and unmeasurable. Examiners cannot mark “very,” but they can mark data, values, and units.
The comic teaches the Physics Translator Principle:
“Very heavy object” → “Mass = 50 kg”
“Faster” → “Speed increased from 10 m/s to 20 m/s”
“Too hot” → “Temperature exceeded 373 K”
Lesson: Scientific language is quantifiable, objective, and reliable. Without units, marks escape. With evidence, marks are secured. AHA! Moment: Physics teaches: vague words lose marks, measured evidence earns them. Life teaches: precision in data is precision in trust.
AHA! Words are vague. Evidence is weight. Not by sight, but by INSIGHT!
#AHAPhysicsMoments #CikguLimCY #PhysicsInEverydayLife
#100DaysOfPhysics #SeeWithPhysicsEyes #PhysicsWithInsight
In a STEM seminar, students at the back struggle with buffering screens and weak signal bars. The problem isn’t just the internet plan — it’s physics.
The comic teaches the Wi‑Fi Physics Checklist:
Router Position → Higher placement reduces obstacles, wider coverage.
Radio Waves → Can diffract and spread, reaching more corners.
High Frequency → Transfers more information in less time.
Low Density Material → Easier installation, less interference.
Multiple Antennas → Stronger signal, broader reach.
Lesson: Good engineering begins with good physics. A strong signal connects devices; a good idea connects people. AHA! Moment: Physics teaches: router position and wave behavior determine coverage. Life teaches: strong connections come from solid foundations.
AHA! Signal bars rise. Ideas connect stronger. Not by sight, but by INSIGHT!
#AHAPhysicsMoments #CikguLimCY #PhysicsInEverydayLife
#100DaysOfPhysics #SeeWithPhysicsEyes #PhysicsWithInsight
On the assembly line, the car looks complete — but the empty space for the battery decides its future. Engineers debate: heavy battery or light battery, series or parallel, dry cell or wet cell? Many assume the heaviest battery stores the most energy, but physics says otherwise.
The comic teaches the Battery Insight Checklist:
Higher EMF (Voltage) → More electrical energy, greater motor output, faster acceleration.
Lower Battery Mass → Less inertia, lighter vehicle, quicker response.
Series Arrangement → Voltage adds up, higher total EMF.
Dry Cell → Practical, lower maintenance.
Lesson: Engineers weren’t looking for the biggest battery, but the most suitable one. More energy, less mass, better acceleration. AHA! Moment: Physics teaches: higher EMF and lower mass give better acceleration. Life teaches: suitability, not size, determines performance.
AHA! More energy, less mass. Suitability beats size. Not by sight, but by INSIGHT!
#AHAPhysicsMoments #CikguLimCY #PhysicsInEverydayLife
#100DaysOfPhysics #SeeWithPhysicsEyes #PhysicsWithInsight
SPM Physics loves precision. Many students write “Resistance is directly proportional to Temperature” — but that’s exam danger. Two quantities increasing together does not automatically mean directly proportional.
The comic teaches the Directly Proportional Test:
Are both physical quantities defined? ✔
Is the graph a straight line through the origin? ✔
Is there a physics law supporting it? ✔
Examples:
YES: Force ∝ Extension (Hooke’s Law), Current ∝ Voltage (Ohm’s Law), Weight ∝ Mass.
NO: Resistance vs Temperature, Depth vs Pressure, Frequency vs Wavelength (same wave speed).
The lesson is simple: don’t memorise shortcuts. Prove it with data, graphs, and laws. One careless “∝” symbol can cost marks. AHA! Moment: Physics teaches: “increasing together” ≠ “directly proportional.” Life teaches: evidence before words, proof before claims.
AHA! Two lines may rise. One law makes them proportional. Not by sight, but by INSIGHT!
#AHAPhysicsMoments #CikguLimCY #PhysicsInEverydayLife
#100DaysOfPhysics #SeeWithPhysicsEyes #PhysicsWithInsight
SPM Physics is everywhere — even before an injection. The cold sensation from isopropyl alcohol is not because the liquid is cold, but because evaporation requires energy. That energy is absorbed from your skin, causing heat loss, temperature drop, and the cooling effect.
Cause → Effect Chain:
Alcohol placed on skin (liquid)
Evaporates (liquid → gas)
Energy required for phase change
Heat absorbed from skin
Skin loses thermal energy
Temperature decreases
Cooling effect occurs
Formula reminder:
The official SPM 2026 examination timetable has just been released by LPM! If your Physics score left you worried, stop asking “So What?” and start asking “NOW What?”.
This special comic brings together Cikgu Lim and AHA! Crab to remind students: Physics is not just about formulas — it’s about mindset. Cause leads to effect, present action leads to future result. The timetable is not a threat, it’s a map. Every day is a chance to add one mark back, one step closer to success.
Sumber rasmi jadual: Jadual Waktu Peperiksaan SPM 2026 – LPM
AHA! Moment: Physics teaches: present action → cause → effect → future result. Life teaches: the past is data, the future is possibility, but only NOW changes reality.
AHA! Past is data. Future is possibility. NOW is reality. Not by sight, but by INSIGHT!
#AHAPhysicsMoments #CikguLimCY #PhysicsInEverydayLife
#100DaysOfPhysics #SeeWithPhysicsEyes #PhysicsWithInsight
SPM Physics loves precision. One wrong word, one lost mark. This comic introduces the “Nucle Family”:
Nucleus → One atomic centre containing protons and neutrons.
Nuclei → Plural form, many centres.
Nuclear → Adjective, relating to the nucleus (nuclear energy, nuclear reactor).
Nucleon Number → Total number of protons + neutrons.
The lesson is simple: scientific language matters. “Nuclear contains protons” is wrong. “The nucleus contains protons” is correct. One precise word protects one precious mark.
Beyond the classroom, this comic reflects our age. In today’s AI‑driven world, words are everywhere — prompts, commands, shortcuts. But precision is rare. Machines can generate endless text, but they cannot care about the weight of a single word. Physics teaches us that accuracy in terminology earns marks; life teaches us that accuracy in meaning earns trust.
#AHAPhysicsMoments #CikguLimCY #PhysicsInEverydayLife
#100DaysOfPhysics #SeeWithPhysicsEyes #PhysicsWithInsight
Near a high‑speed train, the yellow safety line is not decoration — it’s physics. Bernoulli’s Principle says: fast air moves → pressure drops → pressure difference creates force. That’s why standing too close is dangerous.
At the Potala Palace in Tibet, the same principle of air pressure explains why breathing feels harder. At high altitude, the air column above is shorter, fewer molecules press down, and atmospheric pressure drops. Less oxygen reaches the lungs.
This comic reminds us: the train never changed, the palace never changed, the air never changed. What changed was velocity, density, and pressure. Physics is about noticing what actually changes.
Beyond the exam, this is also a metaphor. In today’s AI‑driven age, everyone is prompting shortcuts, chasing instant answers. But true insight begins when we pause, investigate, and ask: what really changed? The comic ends here — your thinking begins here. AHA! Moment: Physics teaches: Bernoulli’s Principle and atmospheric pressure explain forces and breath. Life teaches: awareness of change is the first step to safety, gratitude, and resilience.
AHA! Fast trains pull. Thin air strains. Insight sustains. Not by sight, but by INSIGHT!
#AHAPhysicsMoments #CikguLimCY #PhysicsInEverydayLife
#100DaysOfPhysics #SeeWithPhysicsEyes #PhysicsWithInsight
The sea helps in two invisible ways. For ships, a bulbous bow cancels waves through destructive interference, reducing resistance. For eel traps, buoyant force makes lifting easier when submerged. Physics says: interference cancels, buoyancy supports.
But beyond the mechanics, this comic reflects a deeper truth. The ship never changed. The eel never changed. The sea never changed. What changed were the forces — and our understanding. In life, too, appearances often stay the same, but meaning shifts when we ask: what actually changed? AHA! Moment: Physics teaches: destructive interference reduces waves, buoyancy reduces weight. Life teaches: before looking for answers, look for what actually changed.
AHA! Waves cancel. Buoyancy lifts. Insight changes. Not by sight, but by INSIGHT!
#AHAPhysicsMoments #CikguLimCY #PhysicsInEverydayLife
#100DaysOfPhysics #SeeWithPhysicsEyes #PhysicsWithInsight
Why do hot air balloons rise? Physics says: heated air expands, becomes less dense, and the cooler surrounding air pushes upward, creating buoyant force. Archimedes’ Principle gives the formula:
But here’s the trap: which density belongs in the formula? The displaced surrounding air, not the hot air inside. Many students lose marks right there.
This comic ends with a challenge: the answer is not in the panels, but in your thinking. Physics is not about memorizing notes; it’s about asking which air changed, which air was displaced, and why the balloon dropped from 5 m to 3 m. AHA! Moment: Physics teaches: buoyant force depends on displaced air density. Life teaches: answers are not always in the comic — sometimes, they begin in your own reflection.
AHA! Balloons rise by buoyancy. Minds rise by inquiry. Not by sight, but by INSIGHT!
#AHAPhysicsMoments #CikguLimCY #PhysicsInEverydayLife
#100DaysOfPhysics #SeeWithPhysicsEyes #PhysicsWithInsight
A giant “Super Power Arm Trainer” spring looks impressive — but physics says appearances deceive. Two springs made of the same material, one large coil and one small coil, behave differently. The smaller coil diameter resists bending more, requiring greater force. In exams, the keywords are clear: greater resistance, more difficult to bend, suitable for training.
But beyond the mechanics, this comic reflects a deeper truth. In life, strength is often mistaken for size, volume, or spectacle. Yet resilience is not about looking strong — it’s about resisting pressure when it matters. The small coil teaches us: what resists quietly may be stronger than what impresses loudly. AHA! Moment: Physics teaches: smaller coil → greater resistance → larger force required. Life teaches: strength is not about appearance, but about hidden resistance.
AHA! Big may impress. Small may resist. Not by sight, but by INSIGHT!
#AHAPhysicsMoments #CikguLimCY #PhysicsInEverydayLife
#100DaysOfPhysics #SeeWithPhysicsEyes #PhysicsWithInsight
In this comic, the voltmeter is put on trial. The accusation? “It calculates voltage!” The investigation reveals the truth: a voltmeter does not calculate, determine, or give voltage. It simply measures the potential difference across a component. One precise word — measure — protects one precious mark in exams.
But beyond the courtroom humor, this comic reflects our age. In today’s AI‑driven world, words are everywhere: prompts, commands, shortcuts. Yet precision is rare. Machines can generate endless text, but they cannot care about the weight of a single word. Physics teaches us that accuracy in language earns marks; life teaches us that accuracy in meaning earns trust. AHA! Moment: Physics teaches: a voltmeter measures voltage, not calculates it. Life teaches: one precise word can protect one precious mark — and sometimes, one precise word can protect one precious relationship.
AHA! Voltmeter measures. Words matter. Not by sight, but by INSIGHT!
#AHAPhysicsMoments #CikguLimCY #PhysicsInEverydayLife
#100DaysOfPhysics #SeeWithPhysicsEyes #PhysicsWithInsight
A dented ping pong ball looks useless — but physics says otherwise. Place it in hot water, and the molecules inside gain kinetic energy. They move faster, collide more often, and push harder against the walls. Pressure rises, the dent pops out, and the ball is reborn.
This comic is about more than molecular motion. It’s about recovery. In life, dents happen — setbacks, disappointments, failures. But just like the ball, recovery begins from within. Heat becomes energy, energy becomes pressure, pressure becomes resilience. Most comebacks start the same way: invisible strength building inside. AHA! Moment: Physics teaches: higher temperature → higher kinetic energy → higher pressure → dent pushed out. Life teaches: resilience is invisible at first, but pressure from within is what restores shape.
AHA! Heat repairs dents. Inner strength repairs lives. Not by sight, but by INSIGHT!
#AHAPhysicsMoments #CikguLimCY #PhysicsInEverydayLife
#100DaysOfPhysics #SeeWithPhysicsEyes #PhysicsWithInsight
Physics explains how rice is born: pounding with high velocity and short impact time creates a large impulsive force, separating husk from grain. Formula says:
Shorter collision time → larger force.
But behind every grain lies more than mechanics. Centuries ago, Chinese poet 李绅 wrote in 悯农:
“谁知盘中餐,粒粒皆辛苦。”(Who knows that each bowl of rice, every single grain, comes from bitter toil.)
This comic connects the invisible physics inside tradition with the invisible effort inside human lives. Machines and formulas can explain how rice appears, but poetry reminds us why it matters. Gratitude begins when we see the people behind the process. AHA! Moment: Impulse force separates husk from grain. Reflection separates ignorance from gratitude. Physics shows the force; poetry shows the heart.
AHA! Physics explains rice. Poetry explains life. Not by sight, but by INSIGHT!
#AHAPhysicsMoments #CikguLimCY #PhysicsInEverydayLife
#100DaysOfPhysics #SeeWithPhysicsEyes #PhysicsWithInsight