Activity 3.4 Class 10 Science

In this activity we will know about the metals that can be drawn into wires.

Aim of the activity

To identify and list the metals whose wires are used in daily life.

Materials Required

1.  Different metal wires

Observation

Metal	Use in daily life
Copper	In electrical wires and appliances
Aluminium	Power cables and house wiring
Iron	Binding wires and fencing
Gold	Microchips and connectors
Silver	Solar cell and solar Pannels

 

Explanation

Most of the metals can be drawn into wires, this property of metals is known as ‘ductility’.

 We can see wires of different metals in our daily life.

Conclusion

This activity explains the uses of wires of different metals in daily life. Metals can be drawn into wires due to the ductility.

Frequently Asked Questions

    1. What is ductility?

Answer - The property due to which a metal can be drawn into thin wires is known as ductility.

    2. Which metal is the most commonly used for electrical wires?

Answer – Copper

   3. Which metal is the most ductile?

Answer - Gold

   4. Why is aluminium also used in wiring?

Answer – Aluminium is lighter and cheaper than copper so it used in wiring.