Question

give reasons -some resources are solid to posses economic value

Answer 1

because there molicules are so close

Answer 2

Some resources are solid because liquids and gases may have good or even have adverse effects but solid will definitely posses a great economic value.

CONSIDER ROCKS :-

● ROCKS ARE SOLID
◆ ECONOMIC SIGNIFICANCE :-
● Weathering of rocks help in the formation of soil.
● Rocks are a source of precious stones like ruby, emerald, etc.