ITS ONLY LAND BORDER
SCIENCE & TECH BOOKS
THE 1990s RAP SONG
"V"OCABULARY
YEAR DOUBLE ZERO
INITIALS TO ROMAN NUMERALS TO NUMBERS
400
This country's is with the United Kingdom
What's Ireland?
400
"My Brief History" is this physicist's account of his life of challenge & triumph
Who's Stephen Hawking?
400
"And the lights are blinkin', I'm thinkin' it's all over when I go out drinkin'...
insane in" this
What's the membrane?
400
This 10-letter word refers to the common language of a region
What's vernacular?
400
In his 2000 farewell he wrote, "Snoopy, Linus, Lucy... how can I ever forget them?"
Who's Charles M. Schulz?
400
For the TV late-night host whose final show aired on CBS on May 20, 2015
What's 550? (DL for David Letterman)
800
This country's is with Germany
What's Denmark?
800
The story of math genius Srinivasa Ramanujan is told in "The Man Who Knew" this limitless concept
What's infinity?
800
Completes the title of a Notorious B.I.G. hit, "Mo Money..."
What's "...Mo Problems"?
800
It's the type of arena seen here 
What's a velodrome?
800
In 1800 this man conducted the first performance of his first symphony
Who's Beethoven?
800
For the naturalist who discussed his theory of evolution in "The Expression of the Emotions in Man and Animals"
What's 400? (CD for Charles Darwin)
1200
This country's is with Malaysia
What's Brunei? (3x stumper: Ken guessed Singapore)
1200
Launched in 2011, "Starman" reveals "The Truth Behind the Legend of" this pilot from the Smolensk Region
Who's Yuri Gagarin?
1200
Shock-G taught us the moves of this digital underground "dance"
What's the Humpty Dance?
1200
This word for a greenish patena is from the Old French for "green of Greece"
What's verdigris?
1200
In 1100 William the Conqueror's youngest son became the first of England's 8 kings of this name
What's Henry?
1200
For the actor who had the title role in "The Bourne Ultimatum"
What's 1500? (MD for Matt Damon)
1600
DAILY DOUBLE!!!
This country's is with France
1600
DAILY DOUBLE!!!
Harold Evans covers 200 years of science history in "They Made America: From" this "Engine to" this "Engine"
1600
"Go Hammer, MC Hammer", is in the tune with this 4-word title
What's "U Can't Touch This"?
1600
The amoeba's food is struggling in one of these empty areas within the cell
What's a vacuole?
1600
On June 14, 1900 this future state officially became U.S. territory
What's Hawaii?
1600
For the pilot who was Time's first Man of the Year
What's 150? (CL for Charles Lindbergh)
2000
This country's is with Senegal
What's The Gambia?
2000
A biography of Michael Ventris is titled "The Man Who Deciphered" this ancient Cretan script
What's Linear B?
2000
From the Beastie Boys: "I can't stand it, I know you planned it... listen, all y'all, it's a" this
What's "Sabotage"? (3x stumper)
2000
In theology, this adjective is opposed to "deadly" or "mortal"
What's venial?
2000
Charles XII, king of this country, used a blizzard as cover to crush the Russians at the 1700 Battle of Narva
What's Sweden?
2000
For the creator of "The X-Files"
What's 200? (CC for Chris Carter)