Log Masuk
Physics for IGCSE & O level - Waves And Sounds (Section 3 - No. 21)
What happens when a wave meets a boundary where the medium changes?
Reflection
Refraction
Diffraction
Absorption
Penjelasan
Reflection and refraction occur at boundaries.
Komen (0)
Log Masuk Untuk Mengulas
Iklan
Benarkan javascript memuatkan halaman ini dengan betul
