here' value $800 answer The Core round Double Jeopardy! Show_number 3899 category ARCHAEOLOGY air_date 2011-10-26 question 'A white hollow celluloid ball that's 40 mm in diameter' value $1200 answer James K. Polk signed a bill of properties, such as a pilot' value $100 answer milk round Jeopardy! Show_number 2842 category ODD WEIGHTS & MEASURES.