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What is the process called when a gas turns into a solid?
- Daniel (age 12)
Bacup and Rawtenstall Grammar School. England,
When a solid turns directly into a gas, it is called "sublimation."
When a gas turns directly into a solid, it is called "reverse
(published on 10/22/2007)
Follow-Up #1: Sublime thoughts on sublimation
I seem to have in the back of my mind, somewhere near the tip of my tongue, a specific word, not just 'reverse sublimation' for the reverse of sublimation. But my memory isn't working well enough to recall that specific word for me. Do you know the word I am looking for? Please tell.
- Christopher Game (age 65)
I think 'reverse sublimation' is just fine. There is another term that is used, for example in formation of frost, called 'deposition'. Take your pick; everyone will understand.
(published on 02/21/08)
Follow-up on this answer.