Non metals.
metalloids are substances that have both properties of metallic and non-metallic
Yes berkelium is highly flammable
4 physical descriptions metal, non-metal, metalloid, color, texture, color, texture, state, density, melting, point, boiling poi
Dafna11 [192]
I don't quite understand the question your asking but iron is a metal and is appearance is silvery and greyish colour. Hoped this helped a little! : D
Answer: When waves travel from one medium to another the frequency never changes. As waves travel into the denser medium, they slow down and wavelength decreases. Part of the wave travels faster for longer causing the wave to turn.
Explanation: