Visible spectrum and Properties of light
Light is one of the forms of energy , Light energy is the only form of energy that can be seen , Light energy that can be seen is called the visible spectrum ,...
Tagged: Light speed
Milky Way Galaxy, Universe Expansion & measuring distances through the universe
The universe is a wide and extended space that contains all the galaxies, the stars, the planets, the moons, the living organisms, and everything, The universe is very vast, The Sun and the earth...
Importance of lasers in communication & advantages of fiber optics cables
Lasers in communication Laser communications systems are wireless connections through the atmosphere, The light speed is the fastest speed than anything can travel, so laser communications and laser sensing are important in mortar defense...