Question

roy G.BIV is a kind of
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Answer 1

ROYGBIV or Roy G. Biv is an acronym for the sequence of hues commonly described as making up a rainbow: red, orange, yellow, green, blue, indigo and violet.

Answer 2

The answer is a mnemonic:

Explanation:

• This is what "Biv" stands for.
• "Roy g biv" is a mnemonic for remembering the order of the rainbow's hues. Red, orange, yellow, green, blue, indigo, and violet are the colours.
• On the rainbow's number of colours. There aren't seven hues in the rainbow, technically speaking.

• a mnemonic device A mnemonic system is a study aid that aids in the learning and recall of a key concept.