Question

what is light and reflection , explain pinhole ​

Answer 1

Answer:

light: light is a form of energy that gives us sensation of vision

reflection:when a ray of light strick on a surface and return back in same medium with some angle is called reflection

Answer 2

Δ Answer Δ

↔ Reflection  is the change in direction of a wavefront at an interface between two different media so that the wavefront returns into the medium from which it originated. Common examples include the reflection of light, sound and water waves.

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