A sound wave moves outwards from a loudspeaker into the air around it. Three statements are given here. Which of these statements about the sound wave are correct?
- A1 and 2 only
- B1 and 3 only
- C2 and 3 only
- D1, 2 and 3
Physics 0625 · IGCSE · Sound
A sound wave moves outwards from a loudspeaker into the air around it. Three statements are given here. Which of these statements about the sound wave are correct?