Group the following materials on the basis of whether they are lustrous or not.

Gold earrings, plastic bag, newspaper, copper wire

Asked by Topperlearning User | 23rd Apr, 2014, 12:54: PM

Expert Answer:

Lustrous materials Non-lustrous materials
Gold earrings Plastic bag
Copper wire Newspaper

Answered by  | 23rd Apr, 2014, 02:54: PM