The surface of what is typically 70% water and 10% ice?

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Which bar is the Grasshopper cocktail is said to have originated from?

In which city are the headquarters of Organization of the Petroleum Exporting Countries?

Who invented the Gatling gun?

What tools" variations include mill, geared head and radial arm?

Which state is located on the northern border of Pennsylvania?

On the Mohs scale, what is the softest mineral?

Chemically, what kind of acid is stomach acid?

What does the Kardashev scale measure?

What small gland, attached to the brain, exerts a control over growth?

Which group had albums called "Fireball" and "Machine Head"?

Who directed the 1988 film "Mississippi Burning"?

What rock group took its name from the chief river of Hades in Greek mythology?

On what show did Heather Locklear make her TV debut in a recurring role?

Which gulf gave its name to the 1991 Gulf War?

How old was Evel Knievel when he died?