Question

Take a small iron nail, a coal piece, a piece of thick aluminium wire and a pencil lead. Beat the iron nail with a hammer (Fig. 4.1). (But take care that you don't hurt yourself in the process.) Fig. 4.1: Beating an iron nail with hammer Try to hit hard. Hit hard the aluminium wire also. Then repeat the same kind of treatment on the coal piece and pencil lead. Record your observations in Table 4.2. Table 4.2: Malleability of Materials Object/ Material Change in Shape (Flattens/Breaks into pieces) Iron nail Coal piece Aluminium wire Pencil lead

          Take a small iron nail, a coal piece, a piece of thick aluminium wire and a pencil lead. Beat the iron nail with a hammer (Fig. 4.1). (But take care that you don't hurt yourself in the process.)
Fig. 4.1: Beating an iron nail with hammer
Try to hit hard. Hit hard the aluminium wire also. Then repeat the same kind of treatment on the coal piece and pencil lead. Record your observations in Table 4.2.
Table 4.2: Malleability of Materials
Object/
Material
Change in Shape
(Flattens/Breaks
into pieces)
Iron nail
Coal piece
Aluminium wire
Pencil lead

Take a small iron nail, a coal piece, a piece of thick aluminium wire and a pencil lead. Beat the iron nail with a hammer (Fig. 4.1). (But take care that you don't hurt yourself in the process.)
Fig. 4.1: Beating an iron nail with hammer
Try to hit hard. Hit hard the aluminium wire also. Then repeat the same kind of treatment on the coal piece and pencil lead. Record your observations in Table 4.2.
Table 4.2: Malleability of Materials
Object/
Material
Change in Shape
(Flattens/Breaks
into pieces)
Iron nail
Coal piece
Aluminium wire
Pencil lead

Added by Craig C.

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