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Labirin
Gaya Bebas
Menengah Rendah 1
Sains
grade 7
Ms. Nisa
9
Masalah tambahan (20/ 20)
Allow incorrect answer
Sembunyikan jawapan
public kuiz

# 1

pilihan

What is an alloy?

  • A pure metal
  • A mixture of metals
  • A non-metal compound
  • A type of rock

# 2

pilihan

Which of the following is a common alloy used in kitchen utensils?

  • Bronze
  • Steel
  • Brass
  • Pewter

# 3

pilihan

What is brass primarily made of?

  • Copper and Zinc
  • Iron and Carbon
  • Aluminum and Copper
  • Tin and Lead

# 4

pilihan

Which alloy is known for its use in making coins?

  • Bronze
  • Brass
  • Stainless Steel
  • Alnico

# 5

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

# 6

pilihan

Which of the following alloys is used in aircraft manufacturing due to its light weight and strength?

  • Aluminum alloy
  • Brass
  • Bronze
  • Stainless Steel

# 7

pilihan

What is stainless steel primarily made from?

  • Iron, Carbon, and Chromium
  • Copper and Tin
  • Lead and Tin
  • Iron and Zinc

# 8

pilihan

Which alloy is known for having a low melting point and is used in electrical fuses?

  • Solder
  • Steel
  • Brass
  • Pewter

# 9

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

# 10

pilihan

Which of these alloys is known for its resistance to rust and staining?

  • Sterling Silver
  • Stainless Steel
  • Cast Iron
  • Brass

# 11

pilihan

Which property is common to most metals?

  • Brittleness
  • High density
  • Poor electrical conductivity
  • Low melting point

# 12

pilihan

What is a common property of non-metals?

  • Good conductor of electricity
  • High melting point
  • Brittle
  • Malleable

# 13

pilihan

Which of the following is a metal?

  • Oxygen
  • Sulfur
  • Iron
  • Chlorine

# 14

pilihan

Which property is typical of metals in terms of heat?

  • Insulator
  • Conducts heat
  • Transparent
  • Colorless

# 15

pilihan

Which of these is a non-metal property?

  • Ductile
  • Good conductor of heat
  • Poor conductor of electricity
  • Shiny

# 16

pilihan

Which of the following is a non-metal?

  • Copper
  • Zinc
  • Helium
  • Silver

# 17

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

# 18

pilihan

What is a physical state of most metals at room temperature?

  • Gas
  • Liquid
  • Solid
  • Plasma

# 19

pilihan

What is ductility?

  • Ability to conduct heat
  • Ability to be drawn into wires
  • Ability to reflect light
  • Ability to absorb water

# 20

pilihan

Which of these is a property of metals?

  • Dull appearance
  • Poor conductor of heat
  • High density
  • Brittle
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