Question

Why sky appear blue after sunrise and white before sunrise

Answer 1

After sunrise due to the reflection of light from sea it appears blue.while reaching sunrise it appears white in colour.

Answer 2

Answer:

ᴠɪᴏʟᴇᴛ ᴀɴᴅ ʙʟᴜᴇ ʟɪɢʜᴛ ʜᴀᴠᴇ ᴛʜᴇ sʜᴏʀᴛᴇsᴛ ᴡᴀᴠᴇʟᴇɴɢᴛʜs ᴀɴᴅ ʀᴇᴅ ʟɪɢʜᴛ ʜᴀs ᴛʜᴇ ʟᴏɴɢᴇsᴛ. ᴛʜᴇʀᴇғᴏʀᴇ, ʙʟᴜᴇ ʟɪɢʜᴛ ɪs sᴄᴀᴛᴛᴇʀᴇᴅ ᴍᴏʀᴇ ᴛʜᴀɴ ʀᴇᴅ ʟɪɢʜᴛ ᴀɴᴅ ᴛʜᴇ sᴋʏ ᴀᴘᴘᴇᴀʀs ʙʟᴜᴇ ᴅᴜʀɪɴɢ ᴛʜᴇ ᴅᴀʏ. ᴡʜᴇɴ ᴛʜᴇ sᴜɴ ɪs ʟᴏᴡ ɪɴ ᴛʜᴇ sᴋʏ ᴅᴜʀɪɴɢ sᴜɴʀɪsᴇ ᴀɴᴅ sᴜɴsᴇᴛ ᴛʜᴇ ʟɪɢʜᴛ ʜᴀs ᴛᴏ ᴛʀᴀᴠᴇʟ ғᴜʀᴛʜᴇʀ ᴛʜʀᴏᴜɢʜ ᴛʜᴇ ᴇᴀʀᴛʜ's ᴀᴛᴍᴏsᴘʜᴇʀᴇ.