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      • Photons travel in a wave-like fashion, in which the local electric and magnetic field oscillates in intensity, regularly swinging back and forth between high and low energy levels. The energy in the photons determines the type of electromagnetic radiation the photons transmit. This means low-energy photons carry radio waves.
      www.energy.gov/science/doe-explainsphotons
  1. Light does not carry any charge itself, so it does not attract or repel charged particles like electrons. Instead light is an oscillating electric and magnetic field. If you take an electron and put it in a static electric field (e.g. around a Van de Graaff Generator) then the electron feels a force due to the field and will move.

  2. 17 hours ago · According to Sapienza, this isn't the right question to be asking. "Light is not sometimes a particle and sometimes a wave," he said. "It is always both a wave and a particle. It's just that we ...

  3. If light is a particle, then why does it refract when travelling from one medium to another? And if light is a wave, then why does it dislodge electrons ? But all behavior of light can be explained by combining the two models: light behaves like particles and light behaves like waves.

  4. Photons also have no charge. Photons represent the entire spectrum of electromagnetic radiation. This includes radio waves, gamma-rays, and visible light. Like many other particles governed by quantum mechanics, photons have the characteristics of both waves and particles.

    • Reflection of Light Waves
    • Refraction of Light Waves
    • Diffraction of Light Waves

    All waves are known to undergo reflection or the bouncing off of an obstacle. Most people are very accustomed to the fact that light waves also undergo reflection. The reflection of light waves off of a mirrored surface results in the formation of an image. One characteristic of wave reflection is that the angle at which the wave approaches a flat ...

    All waves are known to undergo refraction when they pass from one medium to another medium. That is, when a wavefront crosses the boundary between two media, the direction that the wavefront is moving undergoes a sudden change; the path is "bent." This behavior of wave refraction can be described by both conceptual and mathematical principles. Firs...

    Reflection involves a change in direction of waves when they bounce off a barrier. Refraction of waves involves a change in the direction of waves as they pass from one medium to another. And diffractioninvolves a change in direction of waves as they pass through an opening or around an obstacle in their path. Water waves have the ability to travel...

  5. Sep 30, 2019 · Just like light, sometimes matter acts like a particle, and sometimes, it acts like a wave. So, are light and matter made of waves or particles? The answer is both, sort of.

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  7. May 24, 2024 · We know that light is a wave based on how it behaves – it exhibits the same properties of other waves we have examined – it interferes with itself, it follows an inverse-square law for intensity (brightness), and so on.

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