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  • Light and Objects: Absorption, Reflection, and Interaction Explained
    When you put an object in front of a light, several things can happen, depending on the nature of the light and the object:

    1. Light can be absorbed:

    * Opaque objects: These objects block all light from passing through them. The light energy is absorbed by the object, often converting it to heat. Examples: a book, a wall, a human body.

    2. Light can be reflected:

    * Shiny objects: These objects reflect light back in a specific direction. The way the light reflects determines the object's color and shine. Examples: a mirror, a polished metal surface, a smooth marble.

    * Rough surfaces: These objects scatter light in many directions. This is why we can see matte objects. Examples: a piece of paper, a rough wooden surface, a textured fabric.

    3. Light can be transmitted:

    * Transparent objects: These objects allow most light to pass through them. We can see through these objects. Examples: glass, water, clear plastic.

    * Translucent objects: These objects allow some light to pass through them, but scatter it so that we can't see clearly through them. Examples: frosted glass, thin fabric, a piece of paper.

    4. Light can be refracted:

    * Transparent objects: When light passes from one medium to another (like air to water), it changes direction. This is called refraction. This is why objects appear bent when placed in water.

    5. Light can be diffracted:

    * Small objects: Light can bend around corners, or diffract, when it passes through a small opening or around a small object. This effect is more noticeable with shorter wavelengths of light, like blue light.

    In summary: The interaction between light and an object depends on the properties of both. The object can absorb, reflect, transmit, refract, or diffract light, resulting in a variety of visual effects.

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