Question

How does photon interact with spacetime? ​

Answer 1

Answer:

ꜱɪɴᴄᴇ ᴩʜᴏᴛᴏɴꜱ ᴄᴏɴᴛʀɪʙᴜᴛᴇ ᴛᴏ ᴛʜᴇ ꜱᴛʀᴇꜱꜱ–ᴇɴᴇʀɢy ᴛᴇɴꜱᴏʀ, ᴛʜᴇy ᴇxᴇʀᴛ ᴀ ɢʀᴀᴠɪᴛᴀᴛɪᴏɴᴀʟ ᴀᴛᴛʀᴀᴄᴛɪᴏɴ ᴏɴ ᴏᴛʜᴇʀ ᴏʙᴊᴇᴄᴛꜱ, ᴀᴄᴄᴏʀᴅɪɴɢ ᴛᴏ ᴛʜᴇ ᴛʜᴇᴏʀy ᴏꜰ ɢᴇɴᴇʀᴀʟ ʀᴇʟᴀᴛɪᴠɪᴛy. ꜱɪᴍᴩʟɪꜰɪᴇᴅ, ɪᴛ'ꜱ ᴀ ᴍᴀꜱꜱ-ᴇɴᴇʀɢy ᴇqᴜɪᴠᴀʟᴇɴᴄᴇ. ... ꜱᴏ ᴛʜᴇʀᴇ ɪꜱ ꜱᴏᴍᴇ ᴍᴀꜱꜱ, ɪɴ ᴀ ᴩᴩ-ᴡᴀᴠᴇ ꜱᴩᴀᴄᴇᴛɪᴍᴇ.

Answer 2

ᴀᴄᴛᴜᴀʟʟʏ, ᴘʜᴏᴛᴏɴs ᴛʜᴇᴍsᴇʟᴠᴇs ᴅᴏɴ'ᴛ ʙᴇɴᴅ sᴘᴀᴄᴇᴛɪᴍᴇ. ɪɴᴛᴜɪᴛɪᴠᴇʟʏ, ᴛʜɪs ɪs ʙᴇᴄᴀᴜsᴇ ᴘʜᴏᴛᴏɴs ᴄᴀɴ'ᴛ ᴇᴍɪᴛ ɢʀᴀᴠɪᴛᴏɴs, ʙᴇᴄᴀᴜsᴇ, ᴀs ᴀɴʏ ᴍᴀssʟᴇss ᴘᴀʀᴛɪᴄʟᴇs ɴᴏᴛ ᴇxᴘᴇʀɪᴇɴᴄɪɴɢ ᴛɪᴍᴇ, ᴘʜᴏᴛᴏɴs ᴄᴀɴ'ᴛ ᴅᴇᴄᴀʏ ʙʏ ᴇᴍɪᴛᴛɪɴɢ ᴀɴʏᴛʜɪɴɢ.

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