Metals and Non-metals: Properties & Uses Explained for Students
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8 cards
Question: What appearance do non-metals typically have compared to metals?
Answer: Dull (they lack the lustrous glow of metals).
Question: How do many non-metals respond to force or pressure?
Answer: They are brittle and can break easily.
Question: Give one household use of dull and brittle non-metals.
Answer: Insulation for electrical wires (e.g., rubber and plastic).
Question: Name two non-metal materials used in cookware and why they're used.
Answer: Ceramic and glass — they ensure even heating and are easy to clean.
Question: Which non-metal is described as the backbone of modern electronics?
Answer: Silicon.
Question: What general contrast does the content make between metals and non-metals regarding applications?
Answer: Metals are used for structural/sturdy applications (like buildings), while non-metals excel in uses like insulation, cookware, and electronics due to
Question: Why are non-metals like rubber and plastic important for electrical safety?
Answer: Because they act as insulators, protecting us from electric shocks.
Question: Provide one example of a use for non-metals in electronics.
Answer: Silicon is used to power computers and smartphones.