define astronomical unit and parsecond ? established relation between them ?
Answers
Answered by
32
Answer:
ᴏɴᴇ ʟɪɢʜᴛ yᴇᴀʀ ɪꜱ ᴀʟᴍᴏꜱᴛ ꜱɪx ᴛʀɪʟʟɪᴏɴ ᴍɪʟᴇꜱ. ᴀɴᴅ ᴀɴ ᴀꜱᴛʀᴏɴᴏᴍɪᴄᴀʟ ᴜɴɪᴛ ɪꜱ ᴛʜᴇ ᴀᴠᴇʀᴀɢᴇ ᴅɪꜱᴛᴀɴᴄᴇ ʙᴇᴛᴡᴇᴇɴ ᴛʜᴇ ᴇᴀʀᴛʜ ᴀɴᴅ ᴛʜᴇ ꜱᴜɴ. ꜱᴏ ᴛʜᴇ ᴅɪꜱᴛᴀɴᴄᴇ ᴛᴏ ᴛʜᴇ ꜱᴜɴ ɪꜱ ʙy ᴅᴇꜰɪɴɪᴛɪᴏɴ ᴏɴᴇ ᴀᴜ. ᴀ ᴩᴀʀꜱᴇᴄ ɪꜱ ᴛʜᴇ ᴅɪꜱᴛᴀɴᴄᴇ ᴀᴛ ᴡʜɪᴄʜ ᴏɴᴇ ᴀꜱᴛʀᴏɴᴏᴍɪᴄᴀʟ ᴜɴɪᴛ ꜱᴜʙᴛᴇɴᴅꜱ ᴀɴ ᴀɴɢʟᴇ ᴏꜰ ᴏɴᴇ ꜱᴇᴄᴏɴᴅ ᴏꜰ ᴀʀᴄ.
Answered by
2
Answer:
One light year is almost six trillion miles. And an astronomical unit is the average distance between the earth and the sun. So the distance to the sun is by definition one AU.
Similar questions