A wave travelling through one material reaches a boundary with a second material. What can happen to the wave at the boundary?
It can be reflected, transmitted or amplified.
It can be absorbed, amplified or transmitted.
It can be reflected, transmitted or absorbed.
It can be absorbed, reflected or amplified.
40 exam-style questions on AQA GCSE Physics 6.1 Waves in air, fluids and solids, covering 6.1.1 Transverse and longitudinal waves, 6.1.2 Properties of waves, 6.1.3 Reflection of waves, 6.1.4 Sound waves (HT only), and 6.1.5 Waves for detection and exploration (HT only). Each one has a worked solution and a mark scheme showing where the marks go.