Sample Activity of Integration – Reactivity series

Context

A bridge in your community which was constructed using timber is broken and needs to be reconstructed. One of the businessmen in the community insists that the broken bridge should be rebuilt using metals.

 Support Materials

The LC1 chairperson of the community finds using metals too expensive to afford. So he / she have organized a community meeting to discuss the other possible alternatives to rebuild the broken bridge.

Task

 As a learner who has studied a variety of materials, the chairperson has asked you to prepare a brief speech in this meeting to advise them on what manufactured materials can be used.

Prepare this presentation.

The message should include:

• Why some metals is appropriate and others are not.
• A proposal of alloys as alternatives to the common metals and why.