An example of a ray is the beam of light from a laser or laser pointer. In the ray model of light, a ray travels in a straight line until it hits something, like a mirror, or an interface between two different materials. ... Examples of such sources include the filaments of light bulbs, and the Sun.
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Answer:
An example of a ray is the beam of light from a laser or laser pointer. In the ray model of light, a ray travels in a straight line until it hits something, like a mirror, or an interface between two different materials. ... Examples of such sources include the filaments of light bulbs, and the Sun.
Answer:
beam of light from a laser or laser pointer