Sagot :
Answer:
1. Pencil. The lead in pencils are composed of Carbon.
2. Nails. Nails are commonly made out of Iron.
3. Spoon. Spoons are traditionally created out of Silver.
4. Light bulb. The filament in light bulbs are made of Tungsten.
5. Table salt. Salt is a compound of Sodium and Chloride (Chlorine).
6. Glass. Common glass is made of Silicon.
7. Thermometer. The moving gray liquid in thermometers is Mercury.
8. Wires. Wires are created from Copper.
9. Knife. Stainless steel is an alloy of Iron and Carbon.
10. Toothpaste. Toothpastes are often added with Fluoride (Fluorine)
Explanation: