Multiple choice general knowledge science & technology

By what name is solid carbon dioxide known?

  1. Dry Ice

  2. Salt

  3. Sand

  4. Rock
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Solid carbon dioxide is commonly known as 'Dry Ice' because it sublimates directly from solid to gas at atmospheric pressure, leaving no liquid residue. This property makes it useful for refrigeration and special effects where dry cooling is needed without condensation.

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