WAEC - Physics (1990 - No. 25) | ExamPlay

WAEC - Physics (1990 - No. 25)

Which of the following is/are characteristics of sound? I Pitch II. Loudness III. Quality IV Noise

I only

II only

I and II only

l, II and III only

I, II, III and IV

Komentáře (0)

Inzerát