what is refraction ? what is the cause of refraction?
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Answer:
ʟɪɢʜᴛ ʀᴇғʀᴀᴄᴛs ᴡʜᴇɴᴇᴠᴇʀ ɪᴛ ᴛʀᴀᴠᴇʟs ᴀᴛ ᴀɴ ᴀɴɢʟᴇ ɪɴᴛᴏ ᴀ sᴜʙsᴛᴀɴᴄᴇ ᴡɪᴛʜ ᴀ ᴅɪғғᴇʀᴇɴᴛ ʀᴇғʀᴀᴄᴛɪᴠᴇ ɪɴᴅᴇx (ᴏᴘᴛɪᴄᴀʟ ᴅᴇɴsɪᴛʏ). ᴛʜɪs ᴄʜᴀɴɢᴇ ᴏғ ᴅɪʀᴇᴄᴛɪᴏɴ ɪs ᴄᴀᴜsᴇᴅ ʙʏ ᴀ ᴄʜᴀɴɢᴇ ɪɴ sᴘᴇᴇᴅ. ... ᴡʜᴇɴ ʟɪɢʜᴛ ᴛʀᴀᴠᴇʟs ғʀᴏᴍ ᴀɪʀ ɪɴᴛᴏ ᴡᴀᴛᴇʀ, ɪᴛ sʟᴏᴡs ᴅᴏᴡɴ, ᴄᴀᴜsɪɴɢ ɪᴛ ᴛᴏ ᴄʜᴀɴɢᴇ ᴅɪʀᴇᴄᴛɪᴏɴ sʟɪɢʜᴛʟʏ. ᴛʜɪs ᴄʜᴀɴɢᴇ ᴏғ ᴅɪʀᴇᴄᴛɪᴏɴ ɪs ᴄᴀʟʟᴇᴅ ʀᴇғʀᴀᴄᴛɪᴏɴ.
Explanation:
ʜᴏᴘᴇ ɪᴛ ʜᴇʟᴘs ʏᴏᴜ ❣️ ғᴏʟʟᴏᴡ ᴍᴇ
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it may help to u for your question
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