Other Properties of Metals

• Metals have special properties which make them suitable materials for many different objects. Some of these special properties allow humans to make jewellery, coins, buildings, vehicles, furniture, utensils, etc.
• Metals are useful because of their special properties
  • They conduct heat.
  • Some are magnetic.
  • Only iron rusts (some metals tarnish or become dull).

• Greet the learners.
• Throw a handful of paperclips into the air.
• Ask learners to form groups of 5.
• Each group must pick up 5 paperclips and join them to form a chain.
• Then all the groups must join their chains to form one and place it on teacher’s desk.

• Ask learners to describe the paperclips – shape, colour, feel. size, sound it made when it fell, etc.
• Show Presentation 1.
• Ask learners to give facts of what they learned from the PowerPoint presentation.
• Write their answers on the board.
• Hand out Worksheet A and allow learners to complete it.
• Show Video Clip 1 (10:22 minutes).  

The video explains the concept of magnetism in detail.