Question

6) What are the similarities between iron , aluminum, copper
7) Why is a tumbler not made with a piece of cloth?​

Answer 1

Answer:

see the explanation

Explanation:

6. Both the metals '“ Iron and Aluminiumcome with different molecular mass, atomic weight and atomic numbers. They also come up with difference in the chemical and physical properties. One of the first differences that one can come across between the two metals is that iron is heavier than Aluminium.

7. We use tumblers made of glass, plastic and metal to keep a liquid. ... A tumbler made of cloth cannot hold a liquid because: (i) Cloth piece is not hard enough to hold liquids and (ii) Cloth piece has very minute pores through which the liquid oozes out.