Question

Table 4.3. Observe and group these
materials into good conductors and
poor conductors.
Table 4.3 : Electrical Conductivity
of Materials
S.No. Materials
Good Conductor /
Poor Conductor
1.
Iron rod/nail
2.
Sulphur
3.
Coal piece
4.
Copper wire
You observe that iron rod, nail and
opper wire are good conductors while
inng and coal piece are​

Answer 1

Answer:

poor conductur

Explanation:

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