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Light is called an 'electromagnetic wave' for historical reasons* in the following sense: It turned out that the effects of visible light and other radiation can be calculated using Maxwell's equations, which are also used to model the behaviour of electrically charged particles. This was an instant of a successful unification and it hasn't been dismissed since.
6.5 Light. Radiant energy from the sun is important for several major oceanic processes: Climate, winds, and major ocean currents are ultimately dependent on solar radiation reaching the Earth and heating different areas to different degrees. Sunlight warms the surface water where much oceanic life lives. Solar radiation provides light for ...
Oct 15, 2004 · Estimated reading time: 10 minutes. A scuba diver in the open water is immersed in clear, pure blue light. Water strongly absorbs red, orange, and yellow light, while blue light penetrates into the depths. (Larry Madin, Woods Hole Oceanographic Institution) Light in the ocean is like light in no other place on Earth.
When we say light is a wave, it isn't exactly the same as an ocean wave. They are both called "waves", but they are not really the same thing. A wave in the ocean is just a bunch of particles moved together in a uniform shape that we call a wave. This is not the thing we mean when we call light a wave. If it helps, we could have given it a ...
The energy reaching Earth from the sun is a form of electromagnetic radiation, which is represented by the electromagnetic spectrum (Figure 6.5.1 6.5. 1). Electromagnetic waves vary in their frequency and wavelength. High frequency waves have very short wavelengths, and are very high energy forms of radiation, such as gamma rays and x-rays.
Light is energy traveling at the fastest speed in the universe through what are called light waves. Unlike ocean waves, light waves are electromagnetic energy. Like all electromagnetic energy, they have different wavelengths. Parts of a wave: Crest – the highest point of a wave; Trough – the lowest point of a wave
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Why is light called an 'electromagnetic wave'?
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Oct 21, 2024 · Light - Electromagnetic, Wavelength, Spectrum: In spite of theoretical and experimental advances in the first half of the 19th century that established the wave properties of light, the nature of light was not yet revealed—the identity of the wave oscillations remained a mystery. This situation dramatically changed in the 1860s when the Scottish physicist James Clerk Maxwell, in a watershed ...
