Science simulations

Potential energy by gravity

Potential energy due to gravity

Potential energy due to gravity Lifting heavy objects increases the potential energy of the object. The amount of work done when lifting an object of mass m by height h can be…
Read more

Stratum Making

Stratum Making

About this simulation, When you press the button, you can see the corresponding strata. Combining the layer, you can create variety stratum. This simulation is presented as a mathematical model. Actual strata…
Read more

Camera

Camera

Focus adjustment of the camera The eye focuses by adjusting the thickness of the lens. On the other hand, the camera focuses by adjusting the position of the lens. Focusing To view…
Read more

'Work' in science

‘Work’ in science

‘Work’ in science ‘Work’ in science and ‘work’ in everyday life are a little different. In science, ‘work’ is to apply a force to an object and move it in the direction…
Read more

Iris and ciliary body

Iris and ciliary body

Iris muscles In the iris, there are the ‘Iris sphincter muscle’ that constricts the pupil and the ‘Iris dilator muscle’ that enlarges the pupil. Both muscles work in reverse, controlling the size…
Read more

Phase of the Moon

Phase of the Moon 2

It is only the sun that shines by itself in the solar system. Earth and moon do not emit light themselves. The earth and the moon only reflect the light of the…
Read more

DC Motor Simulation

DC Motor

Motor An electric motor is a device that converts electrical energy into mechanical energy by utilizing the force received by a conductor through which a current flows in a magnetic field. Electric…
Read more

Homopolar Motor

Homopolar Motor

The current flowing in the wire is in the X direction and the magnetic field is in the Y direction. In what direction is the electromagnetic force? ‘Homopolar motor’ refers to a…
Read more

Lorentzs Force (Electromagnetic swing)

Lorentzs Force (Electromagnetic swing)

Direction of the Lorentz force Conductors in which current flows in a magnetic field, are forced to move. The direction of this force is perpendicular to the current and the magnetic field…
Read more

DNA electrophoresis

DNA electrophoresis

This simulation assumes that the loading dye is 50bp and the marker is 50bp. (‘bp’ is a unit showing the number of base pairs of DNA.) Electrophoresis Electrophoresis is a chemical phenomenon…
Read more