Question

Why rubber plastic and glass are so brittle?​

Answer 1

Answer:

why rubber plastic are so brittle

Answer 2

Answer:

A key factor in the molecules' ability to slip and slide is temperature. Specifically, there is something called the “glass transition temperature” (Tg), which is the point below which an amorphous solid (such as glass, polymers, tire rubber, or cotton candy) goes from being ductile to brittle.