Question

Explain !!

E = mc²

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Answer 1

.ᴇ = ᴍᴄ2. ɪᴛ'ꜱ ᴛʜᴇ ᴡᴏʀʟᴅ'ꜱ ᴍᴏꜱᴛ ꜰᴀᴍᴏᴜꜱ ᴇqᴜᴀᴛɪᴏɴ, ʙᴜᴛ ᴡʜᴀᴛ ᴅᴏᴇꜱ ɪᴛ ʀᴇᴀʟʟy ᴍᴇᴀɴ? "ᴇɴᴇʀɢy ᴇqᴜᴀʟꜱ ᴍᴀꜱꜱ ᴛɪᴍᴇꜱ ᴛʜᴇ ꜱᴩᴇᴇᴅ ᴏꜰ ʟɪɢʜᴛ ꜱqᴜᴀʀᴇᴅ." ᴏɴ ᴛʜᴇ ᴍᴏꜱᴛ ʙᴀꜱɪᴄ ʟᴇᴠᴇʟ, ᴛʜᴇ ᴇqᴜᴀᴛɪᴏɴ ꜱᴀyꜱ ᴛʜᴀᴛ ᴇɴᴇʀɢy ᴀɴᴅ ᴍᴀꜱꜱ (ᴍᴀᴛᴛᴇʀ) ᴀʀᴇ ɪɴᴛᴇʀᴄʜᴀɴɢᴇᴀʙʟᴇ; ᴛʜᴇy ᴀʀᴇ ᴅɪꜰꜰᴇʀᴇɴᴛ ꜰᴏʀᴍꜱ ᴏꜰ ᴛʜᴇ ꜱᴀᴍᴇ ᴛʜɪɴɢ. ᴜɴᴅᴇʀ ᴛʜᴇ ʀɪɢʜᴛ ᴄᴏɴᴅɪᴛɪᴏɴꜱ, ᴇɴᴇʀɢy ᴄᴀɴ ʙᴇᴄᴏᴍᴇ ᴍᴀꜱꜱ, ᴀɴᴅ ᴠɪᴄᴇ ᴠᴇʀꜱᴀ. ᴡᴇ ʜᴜᴍᴀɴꜱ ᴅᴏɴ'ᴛ ꜱᴇᴇ ᴛʜᴇᴍ ᴛʜᴀᴛ ᴡᴀy—ʜᴏᴡ ᴄᴀɴ ᴀ ʙᴇᴀᴍ ᴏꜰ ʟɪɢʜᴛ ᴀɴᴅ ᴀ ᴡᴀʟɴᴜᴛ, ꜱᴀy, ʙᴇ ᴅɪꜰꜰᴇʀᴇɴᴛ ꜰᴏʀᴍꜱ ᴏꜰ ᴛʜᴇ ꜱᴀᴍᴇ ᴛʜɪɴɢ?—ʙᴜᴛ ɴᴀᴛᴜʀᴇ ᴅᴏᴇꜱ.

Answer 2

This formula states that the equivalent energy (E) can be calculated as the mass (m) multiplied by the speed of light (c = about 3×108 m/s) squared.