Question

An object is made from a material that is hard, shiny, and can be hammered into thin sheets.

Answer 1

Answer:

3) it is a good conductor heat.

Explanation:

An object is made from a material that is hard, shiny, and can be hammered into thin sheets. The aforementioned properties are those of a metal. Therefore, the other property of a metal is that, it is a good conductor of heat and even electricity because there valence (outer) electrons are delocalized. Some examples of chemical elements that are metals are iron, gold, sodium, silver, copper etc.