Brody needs to remember the order of the planets in the solar system: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune. To help him, he uses the sentence “My very educated mother just served us nachos.” This sentence is what type of memory device?

The first letter of each word in “My very educated mother just served us nachos” matches the first letter of a planet, in order: Mercury through Neptune. A phrase whose initial letters help you remember information is an acrostic; an acronym combines initial letters into a word.

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