1) Dry ice (solid CO₂) turning into gas at room temperature. a) Sublimation b) Not sublimation 2) Snow melting into water on a warm day. a) Sublimation b) Not sublimation 3) Iodine crystals turning into purple vapor when heated. a) Sublimation b) Not sublimation 4) Water vapor condensing on a cold surface to form liquid droplets. a) Sublimation b) Not sublimation 5) A block of naphthalene (mothballs) slowly disappearing into the air over time. a) Sublimation b) Not sublimation 6) Melting butter in a hot pan. a) Sublimation b) Not sublimation 7) Solid air fresheners slowly reducing in size without leaving liquid behind. a) Sublimation b) Not sublimation 8) Ice turning directly into water when left in the sun. a) Sublimation b) Not sublimation 9) Frost forming on a window during a cold morning. a) Sublimation b) Not sublimation 10) Camphor crystals disappearing when left in an open container. a) Sublimation b) Not sublimation

Science 3 - Solid to Gas

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