Students are provided with a diagram of a bag used in solar showers. They answer questions about this bag relating to heat absorption, heat transfer, and radiation.
Using a diagram of a torch, students explain the function of the following parts; cell, metal cone, metal strip, spring, and switch. Students also draw a circuit diagram for the torch.
Students answer a multi choice question and draw and explain their understandings about heat convection in a hot water cylinder. Assessment focus: Using science ideas to explain heat convection.