CIE iGCSE Co-Ordinated Science P2.3.4 Consequences of thermal energy transfer Exam Style Questions Paper 1
Question
Which material is a poor thermal conductor?
(A) air
(B) aluminium
(C) copper
(D) iron
▶️Answer/Explanation
Ans: A
Question
The diagram shows a shaped glass tube filled with water. When the water is heated at the point shown, the water begins to move round the tube.
What is the main method of heat transfer that is occurring within the water and in which direction does the water move?
▶️Answer/Explanation
Answer: C
Explanation: The movement of water due to heating is an example of convection, and the direction of movement depends on the setup, which is anticlockwise in this case.