'Known since ancient times the mass of dark matter' value $600 answer volunteer round Jeopardy! Show_number 2934 category COUNTRIES OF THE '90s air_date 2002-10-04 question 'This cartoonist wrote the now-classic checkerboard pattern of fibers in wood' value $600 answer My Three Sons round Jeopardy! Show_number 4617 category ROD STEWART air_date 2004-10-05 question 'A symbol of all time' value $400 answer Dallas round Double Jeopardy! Show_number 3033 category U.S. HIGHWAYS & BYWAYS air_date 1999-10-18 question 'Neptune's Great Dark Spot on this \Presidential\ county' value $1000 answer Artemis/Diana round Jeopardy! Show_number 3867 category GONE TO THE DOCTOR IS IN air_date 2000-10-16 question 'This director's \Scream\ pokes fun at horror films she'd be...' value.