Materials Metals
Authored by Sara Smith
Other Sciences
9th Grade
Used 31+ times
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25 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Metals, such as steel, contain Iron and therefore need to be protected from corrosion caused by exposure to air and water. What category of metals is this?
Ferrous Metals
Non-Ferrous metals
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Metals which do not contain Iron, are more resistant to corrosion and require less maintenance. Which category of metals is this?
Ferrous metals
non-ferrous metals
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which category of metals require protection using a variety of finishes, including special oil based paints, electroplating processes such as galvanising, and plastic dip coating.
Ferrous Metals
Non Ferrous Metals
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
An Alloy is formed by mixing two or more elements, of which at least one must be a metal. A binary alloy is formed when only two elements are mixed together.
True
False
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Steel is an alloy
True
False
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Alloys can only contain metals
True
False
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Varying the ratio of carbon to iron alters the hardness of the steel.
True
False
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