Question

what is opaque???????? ​

Answer 1

Answer:

Opacity is the measure of impenetrability to electromagnetic or other kinds of radiation, especially visible light. In radiative transfer, it describes the absorption and scattering of radiation in a medium, such as a plasma, dielectric, shielding material, glass, etc. 

ᴀɴsᴡᴇʀ ʙʏ ᴄᴜᴛᴇ ǫᴜᴇᴇɴ..

Answer 2

$\color{blue}\huge\mathsf{Answer:-}$

ᴏᴩᴀqᴜᴇ ɪꜱ ᴀ ᴏʙᴊᴇᴄᴛꜱ ᴡʜɪᴄʜ ᴅᴏ ɴᴏᴛ ᴀʟʟᴏᴡ ʟɪɢʜᴛ ᴛᴏ ᴩᴀꜱꜱ ᴛʜʀᴏᴜɢʜ ᴛʜᴇᴍ. ᴇx:-ᴡᴀʟʟ,ᴍᴇᴛᴀʟ.

$\color{purple}\mathfrak{Hope\:it\:helps\:u}$