# 1Pelbagai pilihan
What is an alloy?
Semua jawapan sedang disembunyikan.
A pure metal
A mixture of metals
A non-metal compound
A type of rock
grade 7
Ms. Nisa
Gaya Bebas
Menengah Rendah 1
Sains
grade 7
9
Menengah Rendah 1
Sains
grade 7
9
20 soalan
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Allow incorrect answer
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# 2Pelbagai pilihan
Which of the following is a common alloy used in kitchen utensils?
Bronze
Steel
Brass
Pewter
# 3Pelbagai pilihan
What is brass primarily made of?
Copper and Zinc
Iron and Carbon
Aluminum and Copper
Tin and Lead
# 4Pelbagai pilihan
Which alloy is known for its use in making coins?
Bronze
Brass
Stainless Steel
Alnico
# 5Pelbagai pilihan
Why are alloys often used instead of pure metals?
They are cheaper
They are stronger and more durable
They are lighter
They are easier to find
# 6Pelbagai pilihan
Which of the following alloys is used in aircraft manufacturing due to its light weight and strength?
Aluminum alloy
Brass
Bronze
Stainless Steel
# 7Pelbagai pilihan
What is stainless steel primarily made from?
Iron, Carbon, and Chromium
Copper and Tin
Lead and Tin
Iron and Zinc
# 8Pelbagai pilihan
Which alloy is known for having a low melting point and is used in electrical fuses?
Solder
Steel
Brass
Pewter
# 9Pelbagai pilihan
What is the main advantage of using alloys in construction?
They are more colorful
They are more environmentally friendly
They provide increased strength and flexibility
They are easier to recycle
# 10Pelbagai pilihan
Which of these alloys is known for its resistance to rust and staining?
Sterling Silver
Stainless Steel
Cast Iron
Brass
# 11Pelbagai pilihan
Which property is common to most metals?
Brittleness
High density
Poor electrical conductivity
Low melting point
# 12Pelbagai pilihan
What is a common property of non-metals?
Good conductor of electricity
High melting point
Brittle
Malleable
# 13Pelbagai pilihan
Which of the following is a metal?
Oxygen
Sulfur
Iron
Chlorine
# 14Pelbagai pilihan
Which property is typical of metals in terms of heat?
Insulator
Conducts heat
Transparent
Colorless
# 15Pelbagai pilihan
Which of these is a non-metal property?
Ductile
Good conductor of heat
Poor conductor of electricity
Shiny
# 16Pelbagai pilihan
Which of the following is a non-metal?
Copper
Zinc
Helium
Silver
# 17Pelbagai pilihan
What is malleability?
Ability to be drawn into wires
Ability to be hammered into thin sheets
Ability to conduct electricity
Ability to resist corrosion
# 18Pelbagai pilihan
What is a physical state of most metals at room temperature?
Gas
Liquid
Solid
Plasma
# 19Pelbagai pilihan
What is ductility?
Ability to conduct heat
Ability to be drawn into wires
Ability to reflect light
Ability to absorb water
# 20Pelbagai pilihan
Which of these is a property of metals?
Dull appearance
Poor conductor of heat
High density
Brittle
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