WorksheetsMetals
Total questions: 23
Worksheet time: 27mins
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
What is an alloy
A mixture of metals and gas
A mixture of carbon and steel
A homogenus mixture of metals and non metals
mixture of metals and non metals
Brass is an alloy made of
copper and zinc
copper and tin
copper and nickel
copper and aluminum
Which of the following are alloys? (choose 3)
Lead
Bronze
Brass
Aluminium
Stainless Steel
What is added to iron in stainless steel to prevent corrosion?
Chromium
Zinc
Aluminium
Copper
Which metal is heavier?
Steel
Aluminium
Select the properties of copper (choose 3)
Good conductor
Welds easily
Does not corrode
Rusts easily
Which category of metal is more likely to corrode/rust?
Ferrous Metals
Non-Ferrous Metals
Select the Non-Ferrous metals (choose 3)
Zinc
Aluminium
Tin
Steel
What is the best mineral ore for extracting aluminium?
Bauxite
Barite
Beryl
Bornite
Air pollution, water pollution, and noise pollution are associated with ______.
subsurface mining
surface mining
A company is likely to mine a site if the site...?
is rich in minerals
does not contain gangue minerals
contains gold
contains minerals that can be economically extracted
What type of mineral is valued for its economic worth?
gangue
native
ore
compound
What is the term for minerals that have little to no economic value?
ore
native
compound
gangue
