Question

Answer the following questions in brief.
1. Define the following:
(a) Natural materials
(b) Transparent materials
2.
Name any three materials that are (i) transparent (ii) opaque in nature.
Which state of matter (i) can (ii) cannot easily change its shape and volume?
Why?
4
Why do materials diffuse into each other?
5. Define the term 'solubility. How does it change on increasing the temperature
of water?
Name three materials that are (i) soluble (ii) insoluble in water,.​

Answer 1

Answer:

1(a) a natural material is any product or physical matter that comes from plants animal or ground. Minerals and metals that can be extracted from them are also considered to belong into this category . natural materials are used as building material and clothing

Answer 2

Answer:

Explanation:

a.A natural material is any product or physical matter that comes from plants, animals, or the ground. Minerals and the metals that can be extracted from them .

b.Light passes easily through transparent materials, which means you can see through them clearly. Objects made from transparent materials.'