Question

what is Black hole ?​

Answer 1

Answer:

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.

Explanation:

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Answer 2

Answer:

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ᴀ ʙʟᴀᴄᴋ ʜᴏʟᴇ ɪs ᴀ ᴘʟᴀᴄᴇ ɪɴ sᴘᴀᴄᴇ ᴡʜᴇʀᴇ ɢʀᴀᴠɪᴛʏ ᴘᴜʟʟs sᴏ ᴍᴜᴄʜ ᴛʜᴀᴛ ᴇᴠᴇɴ ʟɪɢʜᴛ ᴄᴀɴ ɴᴏᴛ ɢᴇᴛ ᴏᴜᴛ. ᴛʜᴇ ɢʀᴀᴠɪᴛʏ ɪs sᴏ sᴛʀᴏɴɢ ʙᴇᴄᴀᴜsᴇ ᴍᴀᴛᴛᴇʀ ʜᴀs ʙᴇᴇɴ sǫᴜᴇᴇᴢᴇᴅ ɪɴᴛᴏ ᴀ ᴛɪɴʏ sᴘᴀᴄᴇ. ᴛʜɪs ᴄᴀɴ ʜᴀᴘᴘᴇɴ ᴡʜᴇɴ ᴀ sᴛᴀʀ ɪs ᴅʏɪɴɢ ʙᴇᴄᴀᴜsᴇ ɴᴏ ʟɪɢʜᴛ ᴄᴀɴ ɢᴇᴛ ᴏᴜᴛ. ᴘᴇᴏᴘʟᴇ ᴄᴀɴ'ᴛ sᴇᴇ ʙʟᴀᴄᴋ ʜᴏʟᴇs. ᴛʜᴇʏ ᴀʀᴇ ɪɴᴠɪsɪʙʟᴇ.