Metals and Nonmetals

What are the physical properties of metals?

• Flexibility, opaqueness, non-conductive, and fragility

• Transparency, brittleness, insulating, and dullness

• Luster, conductivity, malleability, and ductility

• Shininess, non-malleable, non-ductile, and non-conductive

Name one physical property of nonmetals.

• Low conductivity of heat and electricity

• Shiny appearance

• High conductivity of heat and electricity

• Malleable and ductile

What are the uses of metals?

• Metals are only used in cooking

• Metals are not used for any practical purposes

• Metals are only used for decoration

• Metals are used in construction, transportation, electrical appliances, and manufacturing of various products.

Can you give an example of a nonmetal used in daily life?

• Sulfur

• Iron

• Copper

• Gold

How do metals conduct heat?

• Through the movement of protons

• Through the movement of free electrons

• By absorbing heat from the surroundings

• Through the movement of water molecules

Do nonmetals conduct electricity? Why or why not?

• No, because they are good conductors

• Yes, because they have high conductivity

• No

• Yes, because they have low conductivity

Name a metal that is used in making electrical wires.

• Gold

• Aluminum

• Plastic

• Copper

What is the most common nonmetal used in making pencils?

• Aluminum

• Copper

• Silver

• Graphite

How are metals and nonmetals different in terms of malleability?

• Metals and nonmetals have the same level of malleability

• Metals can be hammered or rolled into thin sheets, while nonmetals are brittle and cannot be easily shaped.

• Metals are brittle and cannot be easily shaped

• Nonmetals can be hammered or rolled into thin sheets

What are the physical states of most metals at room temperature?

• Solid

• Plasma

• Gas

• Liquid