To see things.
The visible light portion of the electromagnetic spectrum would be used to study waves that humans can see. This portion of the spectrum includes colors ranging from red to violet and is the only part of the spectrum visible to the human eye.
No, flashlights do not use electromagnetic waves to create light. Instead, they use electrical energy to power a light source, such as a bulb or LED, which emits visible light when energized. Electromagnetic waves are a form of energy that can transmit light, but they are not the source of light production in a flashlight.
no You might say that, even though nobody else ever does. A change in the frequency of sound is perceived as a different 'pitch'. A change in the frequency of light is perceived as a different 'color'. In each case, even a small change in frequency is easily perceptible to the human sensory system. Who cares what word you use to describe it !
A fluorescent light bulb contains a phosphor coating on the inner surface of the bulb, which converts ultraviolet light produced by the mercury vapor inside the bulb into visible light. LED light bulbs do not contain phosphors but instead use semiconductors to directly convert electrical energy into visible light.
4 important technological uses of light are RADIO WAVES,MICRO WAVES, SOLAR CELL,& LASER.
Microscopes typically use visible light waves to illuminate and magnify specimens. Some advanced microscopes, such as electron microscopes, use electron beams instead of light waves for imaging at higher magnifications.
We primarily use the visible light and radio waves parts of the electromagnetic spectrum. Visible light is essential for imaging and observation, while radio waves are widely used for communication and radar applications.
A light microscope uses visible light waves to illuminate and magnify specimens. These microscopes magnify objects by passing light through a series of lenses to focus on the specimen, allowing for detailed observation at the cellular and molecular level.
Humans use waves in various ways, such as for communication through radio waves, navigation through GPS signals, heating food through microwaves, and seeing objects through light waves (such as in optical technology). Waves are also used in medical imaging techniques like ultrasound and X-rays for diagnosing diseases.
Conventional lasers do not emit gamma radiation. Lasers use electromagnetic waves in the visible spectrum; this is light that you can actually see. Gamma rays are electromagnetic waves with much more energy and much higher frequency than visible light.
Radio waves are electromagnetic waves. The radio waves have the longest wavelengths in the electromagnetic spectrum. A radio wave has a much longer wavelength than does visible light. We use radio waves extensively for communications.
Fire doesn't use visible light. It producesvisible light.