Question

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What is reflection ​

Answer 1

Answer:

Reflection is the change in direction of a wavefront at an interface between two different media so that the wavefront returns into the medium from which it originated. ... Reflection is observed with surface waves in bodies of water. Reflection is observed with many types of electromagnetic wave, besides visible light.

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Answer 2

Answer:

ᴡʜᴇɴ ᴀ ʀᴀy ᴏꜰ ʟɪɢʜᴛ ᴀᴩᴩʀᴏᴀᴄʜᴇꜱ ᴀ ꜱᴍᴏᴏᴛʜ ᴩᴏʟɪꜱʜᴇᴅ ꜱᴜʀꜰᴀᴄᴇ ᴀɴᴅ ᴛʜᴇ ʟɪɢʜᴛ ʀᴀy ʙᴏᴜɴᴄᴇꜱ ʙᴀᴄᴋ, ɪᴛ ɪꜱ ᴄᴀʟʟᴇᴅ ᴛʜᴇ ʀᴇꜰʟᴇᴄᴛɪᴏɴ ᴏꜰ ʟɪɢʜᴛ. ᴛʜᴇ ɪɴᴄɪᴅᴇɴᴛ ʟɪɢʜᴛ ʀᴀy ᴡʜɪᴄʜ ʟᴀɴᴅꜱ ᴜᴩᴏɴ ᴛʜᴇ ꜱᴜʀꜰᴀᴄᴇ ɪꜱ ꜱᴀɪᴅ ᴛᴏ ʙᴇ ʀᴇꜰʟᴇᴄᴛᴇᴅ ᴏꜰꜰ ᴛʜᴇ ꜱᴜʀꜰᴀᴄᴇ. ᴛʜᴇ ʀᴀy ᴛʜᴀᴛ ʙᴏᴜɴᴄᴇꜱ ʙᴀᴄᴋ ɪꜱ ᴄᴀʟʟᴇᴅ ᴛʜᴇ ʀᴇꜰʟᴇᴄᴛᴇᴅ ʀᴀy. ɪꜰ ᴀ ᴩᴇʀᴩᴇɴᴅɪᴄᴜʟᴀʀ ᴡᴇʀᴇ ᴛᴏ ʙᴇ ᴅʀᴀᴡɴ ᴏɴ ᴀ ʀᴇꜰʟᴇᴄᴛɪɴɢ ꜱᴜʀꜰᴀᴄᴇ, ɪᴛ ᴡᴏᴜʟᴅ ʙᴇ ᴄᴀʟʟᴇᴅ ɴᴏʀᴍᴀʟ. ᴛʜᴇ ꜰɪɢᴜʀᴇ ʙᴇʟᴏᴡ ꜱʜᴏᴡꜱ ᴛʜᴇ ʀᴇꜰʟᴇᴄᴛɪᴏɴ ᴏꜰ ᴀɴ ɪɴᴄɪᴅᴇɴᴛ ʙᴇᴀᴍ ᴏɴ ᴀ ᴩʟᴀɴᴇ ᴍɪʀʀᴏʀ.

ʜᴇʀᴇ, ᴛʜᴇ ᴀɴɢʟᴇ ᴏꜰ ɪɴᴄɪᴅᴇɴᴄᴇ ᴀɴᴅ ᴀɴɢʟᴇ ᴏꜰ ʀᴇꜰʟᴇᴄᴛɪᴏɴ ᴀʀᴇ ᴡɪᴛʜ ʀᴇꜱᴩᴇᴄᴛ ᴛᴏ ɴᴏʀᴍᴀʟ ᴀɴᴅ ᴛʜᴇ ʀᴇꜰʟᴇᴄᴛɪᴠᴇ ꜱᴜʀꜰᴀᴄᴇ.