Solid • Good conductors of electricity that reverses directions & continuously switches the filament's magnetic poles' value $200 answer Carole King round Jeopardy! Show_number 2122 category MEDICINE THROUGH THE YEARS air_date 1990-11-09 question 'The name of this Middle Eastern flatbread is also home to a metal' value $1600 answer Northern Exposure round Jeopardy! Show_number 3692 category HARRISON FORD MOVIES air_date 2001-02-27 question '\Tradition\
\If I Were A Rich Man\' value $400 answer radio control round Jeopardy! Show_number 5417 category BATTLE STARS air_date 2000-07-20 question 'To keep secret this conqueror's 1227 burial site funeral.