Material Processing & Non-Metallic Materials for Students
20 questions
A. Ano
B. Ne
Explanation: The study materials explicitly link 'REACTION WITH AIR & WATER' with an 'OLD WEATHERED LOOK', indicating that materials do change their appearance when exposed to air and water.
A. Ano
B. Ne
Explanation: The study materials state that 'Wool' is the fabric that 'doesn't burn easily'. Cotton, on the other hand, is described as 'light/strong'.
A. Ano
B. Ne
Explanation: The study materials state that fabrics can be made from animals (Wool - doesn't burn easily), indicating that wool comes from animals and has the property of not burning easily.
A. Ano
B. Ne
Explanation: The study materials state that glass, made from melted sand, can be made into tiny "fiber optics" to carry internet data.
A. Ano
B. Ne
Explanation: The study materials define processing as 'when we take a raw material and change it into something more useful.'