A solid copper cylinder is kept for a long time in a hot water bath. It is then removed and placed into a bucket of cold ice-water. Which statement about the copper cylinder is correct after it is placed in the cold ice-water?
The internal energy of the copper cylinder decreases.
The temperature of the copper cylinder increases.
Convection is the primary mechanism of thermal energy transfer inside the copper.
The copper cylinder expands slightly.
151 exam-style questions on CIE IGCSE Physics 2.1.2a Particle structure and motion in solids, liquids and gases. Each one has a worked solution and a mark scheme showing where the marks go.