Question

A star is 4.3 light years away from the earth . what does it mean?​

Answer 1

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• ɪᴛ ᴍᴇᴀɴꜱ ᴛʜᴀᴛ ᴛʜᴇ ꜱᴛᴀʀ ɪꜱ ᴘʀᴏʙᴀʙʟʏ ꜱɪʀɪᴜꜱ ᴡʜɪᴄʜ ɪꜱ ᴛʜᴇ ꜱᴇᴄᴏɴᴅ ɴᴇᴀʀᴇꜱᴛ ꜱᴛᴀʀ ᴛᴏ ᴘʟᴀɴᴇᴛ ᴇᴀʀᴛʜ ᴀꜰᴛᴇʀ ꜱᴜɴ.
• ɪᴛ ᴡɪʟʟ ᴀʟꜱᴏ ᴛᴀᴋᴇ 4.3 ʏᴇᴀʀꜱ ꜰᴏʀ ʟɪɢʜᴛ ᴛᴏ ᴛʀᴀᴠᴇʟ ᴀʟᴍᴏꜱᴛ 38.7 ᴛʀɪʟʟɪᴏɴ ᴋɪʟᴏᴍᴇᴛʀᴇꜱ(4.3 ʟɪɢʜᴛ ʏᴇᴀʀꜱ) ᴀᴛ ᴛʜᴇ ꜱᴘᴇᴇᴅ ᴏꜰ 3x 10^8 ᴍ ᴘᴇʀ ꜱᴇᴄᴏɴᴅ.

Answer 2

Answer:

$\underline{\underline{\sf\huge\pink{Answer}}}$

Explanation:

• ɪᴛ ᴍᴇᴀɴꜱ ᴛʜᴀᴛ ᴛʜᴇ ꜱᴛᴀʀ ɪꜱ ᴘʀᴏʙᴀʙʟʏ ꜱɪʀɪᴜꜱ ᴡʜɪᴄʜ ɪꜱ ᴛʜᴇ ꜱᴇᴄᴏɴᴅ ɴᴇᴀʀᴇꜱᴛ ꜱᴛᴀʀ ᴛᴏ ᴘʟᴀɴᴇᴛ ᴇᴀʀᴛʜ ᴀꜰᴛᴇʀ ꜱᴜɴ.
• ɪᴛ ᴡɪʟʟ ᴀʟꜱᴏ ᴛᴀᴋᴇ 4.3 ʏᴇᴀʀꜱ ꜰᴏʀ ʟɪɢʜᴛ ᴛᴏ ᴛʀᴀᴠᴇʟ ᴀʟᴍᴏꜱᴛ 38.7 ᴛʀɪʟʟɪᴏɴ ᴋɪʟᴏᴍᴇᴛʀᴇꜱ(4.3 ʟɪɢʜᴛ ʏᴇᴀʀꜱ) ᴀᴛ ᴛʜᴇ ꜱᴘᴇᴇᴅ ᴏꜰ 3x 10^8 ᴍ ᴘᴇʀ ꜱᴇᴄᴏɴᴅ.