Question

a divice which forms a spectrum of white light.​

Answer 1

Answer:

A Glass Prism. It is a device used to split white light into seven colors. It has 2 triangular ends and 3 rectangular sides which help in splitting the white ray of light into a band of 7 colors, also known as spectrum

Explanation:

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Answer 2

Answer:

prism

Explanation;

A prism is a device that can separate white light into its different colors. When white light goes through a prism, the light bends because the speed of light decreases as it goes from air to the prism. The speed of light depends on the wavelength of the light.