WebThere are two greens because our eyes are most sensitive to green, around 550 nm wavelength. When you want white light, all of the LEDs light up; when you want black, … WebMechanical waves are waves that need a medium for propagation. Non-mechanical waves are waves that do not need any medium for propagation. Sound waves, water waves and seismic waves are some …

List at least three differences between sound waves and light

WebJun 18, 2013 · Light Waves. Light is the electromagnetic radiation between the wavelengths 380 nm to 740 nm. It is the range of the spectrum to which our eyes are sensitive. Therefore, humans see things using the visible light. The color perception of the human eye is based on the frequency/ wavelength of light. With the increase in … WebSound and water waves are mechanical waves; meaning, they require a medium to travel through. The medium may be a solid, a liquid, or a gas, and the speed of the wave … star city plus

What Are the Differences between Light Waves and Sound waves ...

WebApr 20, 2016 · Given the above, the differences between mechanical waves like sound and electromagnetic waves like light are: Mechanical waves have to travel through something, electromagnetic and waves … WebUnlike sound waves, light waves can travel through a vacuum ... The very large difference between the speed of light in air (almost 300,000,000 m/s) and the speed of … WebThe swell of a wave in the ocean, and the subsequent dip that follows, is simply a vibration or oscillation of the water at the ocean’s surface. Electromagnetic waves are similar, but they are also distinct in that they … star city places to eat