Question

DEFINE BLACK HOLE ⚫ , SOLAR SYSTEM , UNIVERSE BRIEFLY ( EACH 10 LINES ) ​

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 collection of eight planets and their moons in orbit round the sun, together with smaller bodies in the form of asteroids, meteoroids, and comets.

. all existing matter and space considered as a whole; the cosmos. The universe is believed to be at least 10 billion light years in diameter and contains a vast number of galaxies; it has been expanding since its creation in the Big Bang about 13 billion years ago.

Explanation:

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Answer 2

• ᴀɴ ᴀʀᴇᴀ ɪɴ sᴘᴀᴄᴇ ᴛʜᴀᴛ ɴᴏᴛʜɪɴɢ, ɴᴏᴛ ᴇᴠᴇɴ ʟɪɢʜᴛ, ᴄᴀɴ ᴇsᴄᴀᴘᴇ ғʀᴏᴍ, ʙᴇᴄᴀᴜsᴇ ᴛʜᴇ ғᴏʀᴄᴇ ᴛʜᴀᴛ ᴘᴜʟʟs ᴏʙᴊᴇᴄᴛs ɪɴ sᴘᴀᴄᴇ ᴛᴏᴡᴀʀᴅs ᴇᴀᴄʜ ᴏᴛʜᴇʀ (ɢʀᴀᴠɪᴛʏ) ɪs sᴏ sᴛʀᴏɴɢ ᴛʜᴇʀᴇ.

• ᴛʜᴇ sᴏʟᴀʀ sʏsᴛᴇᴍ ɪs ᴛʜᴇ ɢʀᴀᴠɪᴛᴀᴛɪᴏɴᴀʟʟʏ ʙᴏᴜɴᴅ sʏsᴛᴇᴍ ᴏғ ᴛʜᴇ sᴜɴ ᴀɴᴅ ᴛʜᴇ ᴏʙᴊᴇᴄᴛs ᴛʜᴀᴛ ᴏʀʙɪᴛ ɪᴛ, ᴇɪᴛʜᴇʀ ᴅɪʀᴇᴄᴛʟʏ ᴏʀ ɪɴᴅɪʀᴇᴄᴛʟʏ. ᴏғ ᴛʜᴇ ᴏʙᴊᴇᴄᴛs ᴛʜᴀᴛ ᴏʀʙɪᴛ ᴛʜᴇ sᴜɴ ᴅɪʀᴇᴄᴛʟʏ, ᴛʜᴇ ʟᴀʀɢᴇsᴛ ᴀʀᴇ ᴛʜᴇ ᴇɪɢʜᴛ ᴘʟᴀɴᴇᴛs, ᴡɪᴛʜ ᴛʜᴇ ʀᴇᴍᴀɪɴᴅᴇʀ ʙᴇɪɴɢ sᴍᴀʟʟᴇʀ ᴏʙᴊᴇᴄᴛs, ᴛʜᴇ ᴅᴡᴀʀғ ᴘʟᴀɴᴇᴛs ᴀɴᴅ sᴍᴀʟʟ sᴏʟᴀʀ sʏsᴛᴇᴍ ʙᴏᴅɪᴇs.

• ᴛʜᴇ ᴜɴɪᴠᴇʀsᴇ ɪs ᴇᴠᴇʀʏᴛʜɪɴɢ ᴡᴇ ᴄᴀɴ ᴛᴏᴜᴄʜ, ғᴇᴇʟ, sᴇɴsᴇ, ᴍᴇᴀsᴜʀᴇ ᴏʀ ᴅᴇᴛᴇᴄᴛ. ɪᴛ ɪɴᴄʟᴜᴅᴇs ʟɪᴠɪɴɢ ᴛʜɪɴɢs, ᴘʟᴀɴᴇᴛs, sᴛᴀʀs, ɢᴀʟᴀxɪᴇs, ᴅᴜsᴛ ᴄʟᴏᴜᴅs, ʟɪɢʜᴛ, ᴀɴᴅ ᴇᴠᴇɴ ᴛɪᴍᴇ. ... ᴛʜᴇ ᴜɴɪᴠᴇʀsᴇ ᴄᴏɴᴛᴀɪɴs ʙɪʟʟɪᴏɴs ᴏғ ɢᴀʟᴀxɪᴇs, ᴇᴀᴄʜ ᴄᴏɴᴛᴀɪɴɪɴɢ ᴍɪʟʟɪᴏɴs ᴏʀ ʙɪʟʟɪᴏɴs ᴏғ sᴛᴀʀs. ᴛʜᴇ sᴘᴀᴄᴇ ʙᴇᴛᴡᴇᴇɴ ᴛʜᴇ sᴛᴀʀs ᴀɴᴅ ɢᴀʟᴀxɪᴇs ɪs ʟᴀʀɢᴇʟʏ ᴇᴍᴘᴛʏ.