▪︎How much of kinetic energy released by the collision of 2 atoms .
▪︎And how much year does a QUAZAR live .
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ᴛʜᴇ ᴀᴠᴇʀᴀɢᴇ ᴛʀᴀɴꜱʟᴀᴛɪᴏɴᴀʟ ᴋɪɴᴇᴛɪᴄ ᴇɴᴇʀɢʏ ᴏꜰ ᴀ ᴍᴏʟᴇᴄᴜʟᴇ ɪꜱ ᴇQᴜɪᴠᴀʟᴇɴᴛ ᴛᴏ 32ᴋᴛ 3 2 ᴋᴛ ᴀɴᴅ ɪꜱ ᴄᴀʟʟᴇᴅ ᴛʜᴇʀᴍᴀʟ ᴇɴᴇʀɢʏ. ɪɴ ᴋɪɴᴇᴍᴀᴛɪᴄ ᴛʜᴇᴏʀʏ ᴏꜰ ɢᴀꜱᴇꜱ, ᴍᴀᴄʀᴏꜱᴄᴏᴘɪᴄ Qᴜᴀɴᴛɪᴛɪᴇꜱ (ꜱᴜᴄʜ ᴀꜱ ᴘʀᴇꜱꜱ ᴀɴᴅ ᴛᴇᴍᴘᴇʀᴀᴛᴜʀᴇ) ᴀʀᴇ ᴇxᴘʟᴀɪɴᴇᴅ ʙʏ ᴄᴏɴꜱɪᴅᴇʀɪɴɢ ᴍɪᴄʀᴏꜱᴄᴏᴘɪᴄ (ʀᴀɴᴅᴏᴍ) ᴍᴏᴛɪᴏɴ ᴏꜰ ᴍᴏʟᴇᴄᴜʟᴇꜱ.
ɪɴ ᴄʟᴀꜱꜱɪᴄᴀʟ ᴍᴇᴄʜᴀɴɪᴄꜱ, ᴋɪɴᴇᴛɪᴄ ᴇɴᴇʀɢʏ (ᴋᴇ) ɪꜱ ᴇQᴜᴀʟ ᴛᴏ ʜᴀʟꜰ ᴏꜰ ᴀɴ ᴏʙᴊᴇᴄᴛ'ꜱ ᴍᴀꜱꜱ (1/2*ᴍ) ᴍᴜʟᴛɪᴘʟɪᴇᴅ ʙʏ ᴛʜᴇ ᴠᴇʟᴏᴄɪᴛʏ ꜱQᴜᴀʀᴇᴅ. ꜰᴏʀ ᴇxᴀᴍᴘʟᴇ, ɪꜰ ᴀ ᴀɴ ᴏʙᴊᴇᴄᴛ ᴡɪᴛʜ ᴀ ᴍᴀꜱꜱ ᴏꜰ 10 ᴋɢ (ᴍ = 10 ᴋɢ) ɪꜱ ᴍᴏᴠɪɴɢ ᴀᴛ ᴀ ᴠᴇʟᴏᴄɪᴛʏ ᴏꜰ 5 ᴍᴇᴛᴇʀꜱ ᴘᴇʀ ꜱᴇᴄᴏɴᴅ (ᴠ = 5 ᴍ/ꜱ), ᴛʜᴇ ᴋɪɴᴇᴛɪᴄ ᴇɴᴇʀɢʏ ɪꜱ ᴇQᴜᴀʟ ᴛᴏ 125 ᴊᴏᴜʟᴇꜱ, ᴏʀ (1/2 * 10 ᴋɢ) * 5 ᴍ/ꜱ2.
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