Chemical Change of Candle
Paraffin, the main ingredient of candles Paraffin, the main ingredient of candles, is alkane hydrocarbons in which 20 to 40...
Celestial Equator and the Ecliptic
The tilt relationship of the celestial sphere and ecliptic The celestial equator is the enlargement of the earth’s equator to...
Theo Jansen Mechanism
Theo Jansen He is the leading artist of kinetic art with the nickname of Da Vinci in the 21st century....
Charle’s Law
Charle’s Law Assuming constant pressure, increasing the temperature of the gas will speed up the molecular motion. As the gas...
Boyle’s Law
Boyle’s Law If you press the piston of a syringe containing a certain number of gas molecules, the gas molecules’...
Apparent Motion of Mars
Apparent Motion of Mars If you observe the motion of Mars, you can see that you go forward and go...
Addition of Force
Three elements of force When a force acts on an object, the object’s motion varies depending on the Three elements...
Water Waves
Water Wave When you throw a stone into a calm lake, a circle of concentric waves is created and spreads...
Triangle and Tetragon
Triangle Regular Triangle The lengths of the three sides and the angles are the same. The size of each of...
Pressure Volume Diagram
You can drag ‘start’ and ‘endpoint.’ Thermodynamics of Gas The gas changes its temperature while exchanging thermal energy with the...
Radians
Degree ‘Degree’ is one of the units for measuring angles. When rotated one turn, it becomes 360 degrees. ‘Degree’ is...
Resistance Connection
Resistance is analogous to a toll-gate, meaning that it limits the flow of current. Please note that excessive analogy may...
