You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "is carbon a metal nonmetal or a metalloid?" whose answer is metalloids.
Each document should contain about 30 words, and these documents should contain useful information.

Query: properties of carbon to determine if it is a metal, nonmetal, or metalloid
Useful Output:

Doc 1: In conclusion, the physical properties that are used to classify elements into metals, nonmetals, or metalloids are luster, conductivity, and
Doc 2: Metalloids can conduct electricity to some degree (unlike most non-metals) but not as well as metals. They may have a semi-metallic luster and can form covalent
Doc 3: Metallic properties increase down the group. Carbon is a non-metal, silicon and germanium are metalloids, and tin and lead are poor metals (they
Doc 4: dull, colorless to colorful · poor conductors of heat and electricity · brittle · low melting point · often gases at room temperatures.
Doc 5: Learn about the metals, nonmetals, and metalloids and the periodic table. The metals are found on the left and the nonmetals are found on