EXAM: WOOD & METALS

Which of these is a property of metals?

• It's malleable
• It can't conduct electricity
• They are used in food
• It's very brittle

Which of the following is NOT a characteristic of most metals?

• Brittle
• Good conductor
• Ductile
• Malleable

If you have a material that can conduct electricity well it is probably a...

• Metalloid

• Matter

• Non-metal

• Metal

What element in air reacts with Iron to make Iron Oxide

• Carbon

• Oxigen

• Oxygen

• Nitrogen

In steel, iron is mixed with small amounts of non-metal, _______ .

• Copper

• Carbon

• Diamonds

• Wood

Pure iron is _________________ .

• soft and weak

• hard and stong

• bendy and brittle

Bronze is an alloy of copper and _____.

• Steel

• Iron

• Tin

• Carbon

Bronze has high friction with other metals.

• True

• False

All metal elements melt at the same boiling point.

• True

• False

Which is a liquid metal at room temperature?

• Mercury

• Gold

• silver

• brass