Question

sun appears oval or flattered at sunrise and sunset​

Answer 1

Answer:

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Explanation:

At sunrise and sunset, the sun is near the horizon. The rays of light from the upper part and lower part of the periphery of the sun bend unequally on travelling through earth's atmosphere. That is why the sun appears oval or flattened at the time of sunrise and sunset.

Answer 2

Answer:

ᴀᴛ sᴜɴʀɪsᴇ ᴀɴᴅ sᴜɴsᴇᴛ, ᴛʜᴇ sᴜɴ ɪs ɴᴇᴀʀ ᴛʜᴇ ʜᴏʀɪᴢᴏɴ. ᴛʜᴇ ʀᴀʏs ᴏғ ʟɪɢʜᴛ ғʀᴏᴍ ᴛʜᴇ ᴜᴘᴘᴇʀ ᴘᴀʀᴛ ᴀɴᴅ ʟᴏᴡᴇʀ ᴘᴀʀᴛ ᴏғ ᴛʜᴇ ᴘᴇʀɪᴘʜᴇʀʏ ᴏғ ᴛʜᴇ sᴜɴ ʙᴇɴᴅ ᴜɴᴇǫᴜᴀʟʟʏ ᴏɴ ᴛʀᴀᴠᴇʟʟɪɴɢ ᴛʜʀᴏᴜɢʜ ᴇᴀʀᴛʜ's ᴀᴛᴍᴏsᴘʜᴇʀᴇ. ᴛʜᴀᴛ ɪs ᴡʜʏ ᴛʜᴇ sᴜɴ ᴀᴘᴘᴇᴀʀs ᴏᴠᴀʟ ᴏʀ ғʟᴀᴛᴛᴇɴᴇᴅ ᴀᴛ ᴛʜᴇ ᴛɪᴍᴇ ᴏғ sᴜɴʀɪsᴇ ᴀɴᴅ sᴜɴsᴇᴛ.