Infrared is used to cook food under a grill, and microwaves are used to cook food in a microwave oven. Which row describes a difference between the two methods?
Infrared travels further into the food, and microwaves are absorbed by the surface.
Infrared is reflected by the food, and microwaves are transmitted through the food.
Infrared transfers no energy to the food, but microwaves transfer energy to the food.
Infrared is absorbed by the surface, and microwaves travel further into the food.
40 exam-style questions on AQA GCSE Physics 6.2 Electromagnetic waves, covering 6.2.1 Types of electromagnetic waves, 6.2.2 Properties of electromagnetic waves 1, 6.2.3 Properties of electromagnetic waves 2, 6.2.4 Uses and applications of electromagnetic waves, 6.2.5 Lenses, and 6.2.6 Visible light. Each one has a worked solution and a mark scheme showing where the marks go.