Question

How we can known that is metal by seeing not touching?

Answer 1

heya,
______________________________

Metals are lusturous means they have shiny surface. So, we can identify any metal is lusturous or not by seeing. If it is lusturous we can say that it is a metal.
______________________________

I hope this answer helps you....

Plz mark my answer brainliest.....

Answer 2

A property called lustre .since metal's electrons get easily excited to high energy when light strikes on it gives its energy to electron & electron on getting back to stable state reflect it back of light so we can see a metallic glare over it which is called metallic lustre which is shown by almost all metals ......:)