Question

plesae answer malleability of materials ​

Answer 1

Explanation:

iron nail and aluminium wire change their shape but coal piece and pencil lead break into pieces. Harder we beat greater is the change of shape. Thus metals if beaten change their shape and forms thin sheet on beating. This property is called malleability

Answer 2

Answer:

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Explanation:

Iron nail - Flattens (as it is a metal)

Coal piece - Breaks into pieces (as it is a non-metal)

Aluminium wire - Flattens (as it is a metal)

Pencil lead - Breaks into pieces (as it is a non-metal)