During a theatrical production, blocks of solid carbon dioxide (dry ice) are placed on the stage to produce a dense fog. The solid carbon dioxide turns directly into a gas without first becoming a liquid.
Give the name of the physical process that has occurred to turn the solid carbon dioxide directly into a gas.
84 exam-style questions on Edexcel GCSE Chemistry 3.1 States of matter, covering 3.1.1 The three states of matter and changes of state. Each one has a worked solution and a mark scheme showing where the marks go.