Question

why dimonds is shining whereas wood is not​

Answer 1

Answer:

The sparkling isn't just the high refractive index - the shape matters too. Diamonds are cut so that a light ray falling on the diamond is reflected multiple times inside the diamond and therefore sends light out in all directions. Actually, diamonds don't shine, they reflect.

Explanation:

Answer 2

Answer:

the diamonds are shining because it is a lustrous substance and the wood is not shining because it is not a lustrous substance . And the major reason is the diamond is made up of carbon atoms and the wood is made up of dead cells . this is the reason why diamonds are shining and wood's are not .