Pop the Balloon (with Webcam)
How to play Click on the object (usually a ball) to track on the screen. Move the object to pop the START balloon to begin the game. Pop the balloon by moving the object. Please refer … more
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CMYK Decomposer (with Webcam)
The image on the camera is divided into 4 color colors for printing. Notice & Information The following web browsers are currently supported: Windows: Microsoft Edge, Google Chrome Android: Microsoft Edge, Google Chrome iOS: Safari Please … more
Separation of Steel and Aluminum
How can you classify iron and aluminum? Iron cans stick well to the magnet. However, aluminum cans do not stick well to magnets. If the conveyor belt’s last wheel is a magnet, the iron cans are … more
Inductor and Capacitor 3
High frequency alternating currents are difficult to pass through the inductor. An inductor is a part made by winding a wire. In the case of direct current, the inductor only works as a lead. When an … more
Inductor and Capacitor 2
High frequency alternating currents are difficult to pass through the inductor. An inductor is a part made by winding a wire. In the case of direct current, the inductor only works as a lead. When an … more
Inductor and Capacitor
Why does the current gradually increase in an inductor? As current starts to flows through the inductor, a magnetic field is created around the inductor. This magnetic field’s change generates an electromotive force. Due to the … more
Kinetic Energy and Stopping Distance
Kinetic energy All moving objects have kinetic energy. The kinetic energy Ek of an object with a mass of ‘m’ and a velocity of ‘v’ can be calculated as follows. \[E_{ k }=\frac { 1 }{ … more
Ion Exchange Resin
Magic to turn hard water into soft water Soap does not dissolve well in hard water. On the other hand, soap is well solved in soft water. This is because hard water contains calcium ions(Ca2+) or … more
Half Life Period of a Radioactive Substance
Radioactive decay The radioactive material can collapse its own nucleus structure. At the same time, the nucleus emits some small particles or energy to the outside. The emitted particles and radioactive energy can cause damage to … more
Where did Dew come from?
Could the cup’s water leak out? From the conclusion, the water on the surface of the cup is derived from the air. In an arid desert, dew does not occur. If you put the ice in … more
Countercurrent exchange of Distillation equipment
In this simulation, The red arrow indicates high temperature, blue indicates low temperature, and purple indicates medium temperature. The temperature values are for your understanding only and may differ from the actual values. The initial temperature … more
Charge Distribution on a thin Conductive Plate
Charge Distribution on a thin Conductive Plate Charges on the conductor plate are assumed to be (-). The thickness of the conductor plate is assumed to be very thin. Charges on the conductor plate can move … more