Question

why bellls are made of metel only​

Answer 1

Explanation:

The reason that bells are made of metals is that metals are sonorous. Hence, metals can make the deep ringing sound, the sound of the bell you're familiar with.

Answer 2

Because the if u look from the underside of a bell , u wil find its emply . And when the stick type thing moves and hits the surface of the outside metal , it makes the seund echo a whole lot more making much louder sounds .