Your teacher walks outside the classroom to have a conversation with the principal. Unknown to the teacher, while she is outside the room, the sound waves are transmitted around the edge of the door and spread out on the other side and you can hear the conversation. This is due to sound wave

Question

Responses
A absorption.absorption.
B diffraction.diffraction.
C interference.interference.
D reflection.

Answer 1

The correct answer is B diffraction.

Diffraction occurs when sound waves bend around obstacles and spread out as they pass through openings or around edges, allowing you to hear the conversation even though the teacher is outside the classroom.