Compared to its incident wave form, a wave form reflected from a more dense medium will be

Uh im not sure but have a great day !

The answer is b on plato.

Non metal is an element or substance that is not a metal metal is a solid material that is typically hard, shiny, malleable, fusible, and ductile, with good electrical and thermal conductivitymetalloid is an element (e.g., germanium or silicon) whose properties are intermediate between those of metals and solid nonmetals. they are electrical semiconductors.