Question

how spoon can sound like a bell

Answer 1

Some spoons are  made of metal.  Metals have the property called sonority.  Spoons are also sonorous like bells. so spoons can sound like bells.

Answer 2

The property of sonority in the metals make a spoon sound like a bell. We know that the metals have a special property know as sonority which will support the metals to produce sound. By this property the spoon made up of metal can sound like a bell.