Question

what do you call the small region of the crust

Answer 1

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ɪᴛ ɪs ᴛʜᴇ ᴏᴜᴛᴇʀᴍᴏsᴛ ʟᴀʏᴇʀ ᴏғ ᴛʜᴇ ᴇᴀʀᴛʜ's sᴜʀғᴀᴄᴇ. ɪᴛ ᴇxᴛᴇɴᴅs ғʀᴏᴍ 5 ᴛᴏ 8 ᴋɪʟᴏᴍᴇᴛʀᴇs ʙᴇɴᴇᴀᴛʜ ᴛʜᴇ ᴏᴄᴇᴀɴs ᴀɴᴅ ᴀʙᴏᴜᴛ 35 ᴋɪʟᴏᴍᴇᴛʀᴇs ʙᴇɴᴇᴀᴛʜ ᴛʜᴇ ᴄᴏɴᴛɪɴᴇɴᴛᴀʟ ᴍᴀssᴇs.