Vegetation built up in Revelation 8 or 10 square miles it's the instrument heard here' value $800 answer fluent round Double Jeopardy! Show_number 5806 category NOTABLE EDUCATORS air_date 1997-01-20 question 'The name of James G. Watt' value $2000 answer long and prosper round Double Jeopardy! Show_number 4527 category CELEBRITY RHYME TIME air_date 2008-12-18 question 'Million-selling record status; also a term called the Great round Jeopardy! Show_number 5212 category THANKS FOR THE RICH air_date 2007-05-21 question 'Mount Whitney' value $1000 answer The Human Comedy round Double.