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WorksheetsMetals and Alloys
Total questions: 18
Worksheet time: 9mins
Select the ones that are Metals
lead
krypton
gold
carbon
What is a Metal?
A metal is a material which is soft, insulator
A metal is a solid material which is typically hard, shiny, malleable, fusible, and ductile, with good electrical and thermal conductivity.
A metall is a solid material which is hard, shiny, malleable and a good conductor
mix metals to make it.
What is an Alloy?
a metal made by combining two or more metallic elements, especially to give resistance to corrosion.
An alloy is a combination of metals and of a metal or another element.
combination of one metal
combination of 10 or more metals
What do metals conduct well?
heat
electricity
circulation
music
All metal elements melt at the same boiling point.
True
False
All alloys are mixtures.
True
False
Examples of Alloys and Metals
Stainless steel
Silver
Polystyrene
Fir
Which exceptions in dentistry are not alloys?
Gold
Silver
Platinum
What do phases in an alloy depend on?
Composition and temperature
Composition
Temperature
Metals are a good .............. of heat and electricity
conductor
insulator
Metals with _________ melting points like titanium are useful because they can withstand high temperatures.
high
low
no
Any metal that can be rolled or pounded into flat sheets is ________________.
Malleable
useless
ductile
What is this Metal?
Zinc
Aluminum
Iron
Gold
What is this and what does it do?
This is a large blast furnace, they require many auxiliary facilities, the furnace is a huge steel shell almost cylindrical in shape and lined with heat-resistant brick.
This is a furnace, the furnace is a huge steel shell and lined with non-heat-resistant brick.
What can alloys be found in?
dental fillings
gold
musical instruments
sellotape
What is the difference between Metals and Alloys?
Alloys are pure substances which exist in elemental form however Metals are mixture of two or more metals.
Metals are pure substances which exist in elemental form however alloys are mixture of two or more metals.
Metals are substances which exist however alloys are mixture of ten or more metals.
Metals are pure substances of two alloys however alloys are mixture of two or more metals.
What is a ferrous metal?
Ferrous metals are those metals that are primarily composed of iron and have magnetic properties in them
Ferrous metals are those metals that are secondarily composed of iron and have magnetic properties in them
What are Non-Ferrous Metals?
Non-Ferrous Metals do not contain Iron, are not magnetic and are usually more resistant to corrosion than ferrous metals.
Non-Ferrous Metals contain Iron, are magnetic and are usually less resistant to corrosion than ferrous metals.
