Science simulation

세포는 왜 작을까? Why are Cells Small?

Why are Cells Small?

As a cell increases in size, what happens to the distance nutrients must travel to reach the center/nucleus of the cell? Is this good or bad for the cell and why?

갈릴레이 위성 Galilean Moons

Galilean Moons

Jupiter, the largest planet in the solar system, has many satellites. Jupiter’s representative satellites include Io, Europa, Ganymede, and Calisto. These four satellites are called Galilean satellites. Galileo observed that these satellites…
Read more

바이메탈 Bimetal


Thermostatic Bimetal is comprised of two metals with different coefficients of thermal expansion (CTE) that are bonded together. It is this difference in CTE of the component metals that give Thermostatic Bimetals…
Read more

앙금 생성 반응 Sediment Reaction

Precipitation Reaction

Precipitation reaction is a type of reaction when two solutions react to form a insoluble solid (ionic salt) A lot of ionic compounds dissolve in water, dissociating into individual ions. But when…
Read more

다이오드 Diode


Diode is one of electric parts to allows to flow one driection. Diodes are made by bonding two types of semiconductors. In order for current to flow, what kind of semiconductor should…
Read more

외르스테드의 실험 Oersted's Experiment

Oersted’s Experiment

The phenomenon of magnetic fields around the current was discovered by the Danish physicist Oersted. Oersted showed students that as the current flows, the wires become hot. Then he was surprised to…
Read more

엘리베이터 Elevator

Inertia Force of Elevator

How do you feel at each of the following moments? And why? When you start to climb the elevator When climbing at a constant speed in an elevator When I’m almost up…
Read more


About JavaLab

Javalab JavaLab is free interactive science simulation website for school. Simulates various natural phenomena Physics, Chemistry, Earth, Astronomy, Biology, Measurment, Mathmatics… Based on HTML5 Available on mobile devices and tablets also No…
Read more