Exploring Metals and Non-Metals

Which of the following properties of metals?

• Poor conductors of heat and electricity

• Brittle and easily breakable

• Non-malleable and non-ductile

• Good conductors of heat and electricity, malleable, ductile

How do metals generally conduct heat and electricity?

• Metals conduct heat and electricity through free-moving electrons.

• Metals conduct heat and electricity through static charges.

• Metals rely on thermal expansion to transfer heat.

• Metals use magnetic fields to conduct electricity.

Name a metal that is liquid at room temperature.

• Gold

• Silver

• Aluminum

• Mercury

What is the appearance of most metals?

• Shiny and metallic, usually silver or gray in color.

• Rough and porous, typically brown or black.

• Transparent and glass-like in appearance.

• Dull and non-metallic, often bright colors.

Which of the following properties are of non-metals.

• Good conductors of electricity

• High melting points

• 1. Brittle in solid form; 2. bad conductor of electricity

• Malleable in solid form

How do non-metals differ in conductivity compared to metals?

• Non-metals have the same conductivity as metals.

• Non-metals conduct electricity better than metals in all conditions.

• Non-metals are excellent conductors of electricity like metals.

• Non-metals are poor conductors of electricity compared to metals.

Name a non-metal that is essential for life.

• Nitrogen

• Carbon

• Oxygen

• Hydrogen

What is a common use of sulfur?

• Production of sulfuric acid

• Water purification

• Pesticide manufacturing

• Fertilizer production

How are metals used in construction?

• Metals are only used in the production of tools and machinery.

• Metals are used in construction for structural frameworks, roofing, plumbing, electrical systems, and concrete reinforcement.

• Metals are primarily used for decorative purposes in construction.

• Metals are not used in construction at all.

What is one use of aluminum in everyday life?

• Aluminum foil

• Aluminum cans

• Aluminum siding

• Aluminum wire