Why is silver shiny?
Many different kinds of metal are shiny.
Gold is a metal which stays shiny for a long time because it does not react much chemically with the air.
Silver is shinier, but tarnishes easily.
When a light wave hits a metallic surface, the electrons on the surface are pushed and pulled by the field of the incoming wave..
Is aluminum metal shiny?
Aluminium is an element. It is a shiny, lightweight metal.
Why is aluminum shiny?
Most people think it matters whether aluminum foil is used shiny side up or down, but the surprising truth is that it doesn’t make a difference. The variation is a result of the manufacturing process—the shiny side comes in contact with highly polished steel rollers, and the matte side doesn’t.
Is there a correct side to aluminum foil?
According to Reynold’s Kitchen, the difference in appearance between the two sides of aluminum foil is simply a result of manufacturing and serves no real purpose. Meaning, whether you are cooking your food with the shiny side up or the dull side up, you’re doing it right.
Why does aluminum foil have a shiny side and a dull side?
Experts at Reynold’s Kitchen say that the difference between the two sides is due to a manufacturing process called milling, during which heat and tension is applied to stretch and shape the foil. … “The ‘shiny’ side is the side milled without being in contact with another sheet of metal.
Why is metal shiny?
The electrons that are farthest from the nucleus give a metal its shine. Light reflects, or bounces off, these outer electrons. This makes the metal appear shiny. This shiny appearance on the surface of some metals is called luster.