로그인
WAEC - Physics (2012 - No. 30)
The sound heard by a person after the reflection of the sound generated by him is called
reverberation
resonance
echo
audibility
댓글 (0)
댓글을 달려면 로그인하세요
광고
자바스크립트가 이 페이지를 올바르게 로드하도록 허용
