Y8U5T1 - importance of metals

What are some special properties of metals that make them useful materials?

• Strength, flexibility, conductivity
• Transparency, porosity, brittleness
• Rigidity, insulation, reflectivity
• Fragility, ductility, solubility
• Absorbency, malleability, opacity

Which metals are particularly good for supporting heavy loads?

• Steel, aluminum, titanium
• Copper, silver, gold
• Iron, nickel, chromium
• Zinc, lead, tin
• Brass, bronze, pewter

Which metal is a great conductor of electricity and commonly used for electrical wiring?

• Copper
• Aluminum
• Iron
• Silver
• Gold

What are some applications where metals that conduct heat and electricity are commonly used?

• Electrical components, cooking utensils
• Insulation, soundproofing
• Textiles, ceramics
• Plastics, polymers
• Glass, paper

Why are metals suitable for shaping and forming into different products?

• They are versatile and have malleability
• They are transparent and lightweight
• They are brittle and easily breakable
• They are resistant to corrosion
• They are non-conductive and non-reactive

Which property of metals allows them to be stretched or bent without breaking?

• Flexibility
• Rigidity
• Hardness
• Opacity
• Fragility

Which factor should be considered when choosing a metal for a specific application?

• Strength, flexibility, conductivity
• Transparency, porosity, brittleness
• Rigidity, insulation, reflectivity
• Fragility, ductility, solubility
• Absorbency, malleability, opacity

Which metal is commonly used in the production of jewelry and coins?

• Gold
• Silver
• Platinum
• Palladium
• Rhodium

Which metals are commonly used in the production of car parts and medical equipment?

• Steel, aluminum
• Copper, brass
• Iron, nickel
• Titanium, stainless steel
• Zinc, lead

What is the primary reason why metals are widely used in various applications?

• Their unique properties
• Their availability and low cost
• Their aesthetic appeal
• Their ease of recycling
• Their resistance to corrosion