Question

What is in the black holl​

Answer 1

A black hole is a region of spacetime where gravity is so strong that nothing—no particles or even electromagnetic radiation such as light—can escape from it. The theory of general relativity predicts that a sufficiently compact mass can deform spacetime to form a black hole. 

Answer 2

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ᴀ ʙʟᴀᴄᴋ ʜᴏʟᴇ ɪs ᴀ ʀᴇɢɪᴏɴ ᴏғ sᴘᴀᴄᴇᴛɪᴍᴇ ᴡʜᴇʀᴇ ɢʀᴀᴠɪᴛʏ ɪs sᴏ sᴛʀᴏɴɢ ᴛʜᴀᴛ ɴᴏᴛʜɪɴɢ—ɴᴏ ᴘᴀʀᴛɪᴄʟᴇs ᴏʀ ᴇᴠᴇɴ ᴇʟᴇᴄᴛʀᴏᴍᴀɢɴᴇᴛɪᴄ ʀᴀᴅɪᴀᴛɪᴏɴ sᴜᴄʜ ᴀs ʟɪɢʜᴛ—ᴄᴀɴ ᴇsᴄᴀᴘᴇ ғʀᴏᴍ ɪᴛ. ᴛʜᴇ ᴛʜᴇᴏʀʏ ᴏғ ɢᴇɴᴇʀᴀʟ ʀᴇʟᴀᴛɪᴠɪᴛʏ ᴘʀᴇᴅɪᴄᴛs ᴛʜᴀᴛ ᴀ sᴜғғɪᴄɪᴇɴᴛʟʏ ᴄᴏᴍᴘᴀᴄᴛ ᴍᴀss ᴄᴀɴ ᴅᴇғᴏʀᴍ sᴘᴀᴄᴇᴛɪᴍᴇ ᴛᴏ ғᴏʀᴍ ᴀ ʙʟᴀᴄᴋ ʜᴏʟᴇ.....

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