Material Forms of Supply and comparisions

Which of these are a form of supply? Select all that are correct

• Bar

• Pipe

• Jar

• Sheet

Name the form of supply pictured

• Bar

• Plate

• Tube

• Pipe

What approaches can we use to compare materials?

• Visual, Weight, Magnet

• Heat, Weight, Visual

Which of these are magnetic?

• Aluminium

• Copper

• Steel

• Brass

What material was the Pad saw made out of?

• Steel

• Copper

• Brass

• Plastic