A metal containing _____ is magnetic and will corrode if not treated.

• Lead

• Copper

• Zinc

• Iron

Statement: In the electromotive series, the anode attacks the cathode.

• True

• False

Identify the two metals that make up the alloy metal: Steel

• Copper

• Iron

• Tin

• Carbon

On the periodic table, Steel would be identified as.

• FeC

• CFe

• FeCaCo3

• None of the above

In comparison to thermoplastics, thermosetting plastics are:

• High heat resistant

• Can be recycled

• Cannot be recycled

• Low heat resistant

The type of thermoplastic that is used underground for mains pipe, but not used anymore?

• High density polyethylene

• Unplasticised polyvinyl chloride

• Polypropylene

• Medium density polyethylene

Specific heat value is measured in:

• Joules

• Grams

• °F

• Kelvin

The force of gravity pulling on a mass is measured as weight, 1kg is the equivalent of 9.81______

• Joules

• Ounces

• Newtons

• Pascals

What is the relative density of air?

• 1

• 0.5

• 0.8

• 1.5

In comparison to the relative density of water, which a block of material has the highest density and as a result would sink fastest?

• Polythene

• Aluminium

• Iron

• Copper