At 10, this mineral is the hardest on the Mohs scale
What is diamond
100
On May 20, 1990 its first image, a star cluster in the constellation Carina, was received from space
What is The Hubble Telescope
100
This is the official state beverage; got it?
What is milk
100
This trio has been helping sell Rice Krispies since the 1930s
Who are Snap, Crackle, and Pop
100
This waltz is the state song of Missouri
What is "The Missouri Waltz"
200
We all know what it feels like to get shocked, and though the tension
of the spark contains several thousand volts,
it's harmless due to its small amount of this 7-letter word
What is current (or amperes)
200
In June 1965 Edward White on Gemini 4 became the first American to do this: it lasted 23 minutes
What is a spacewalk
200
Jamestown, North Dakota boasts a 46-foot-long, 26-foot-high statue of this roaming animal
What is a buffalo
200
For many years it's been this creature for Cocoa Puffs
Who is Cuckoo
200
In 1985 Neil Simon's "Biloxi Blues" premiered on Broadway at this theater
What is the Neil Simon Theater
300
Examples of this type of soft-bodied invertebrate include the snail & the octopus
What is a mollusk
300
On Nov. 14, 1971 Mariner 9 became the first spacecraft to go into orbit around another planet, this one
What is Mars
300
This state capital was named for a Prussian statesman in hopes of attracting German investors to the city
What is Bismarck
300
The silly spokes-creature for Trix cereal is this type of animal
What is a rabbit
300
The logo of this brand depicts an arm holding a hammer
What is Arm & Hammer
400
Defined as a system of particles uniformly distributed in a gas, it's used in spray paint
What is aerosol
400
The orbit of this now most distant planet in the solar system is almost exactly circular
What is Neptune
400
This largest city of North Dakota was named for a pioneer in the shipment of goods by express
What is Fargo
400
First name of the leprechaun mascot of a popular cereal
Who is Lucky
400
Completes the title of the 1993 Roddy Doyle book "Paddy Clarke Ha Ha..."
What is Ha
500
The most common drug used to treat bipolar disorder is a compound of this light metal
What is lithium
500
Launched on April 12, 1981, this Space Shuttle was the first reusable manned spacecraft
What is The Columbia
500
One of the state's nicknames honors this regiment led by favorite adopted son Theodore Roosevelt
What are the Rough Riders
500
Cornelius is one of these animals selling Kellogg's corn flakes
What is a rooster
500
The Prozorov sisters Olga, Masha & Irina are 3 of the characters in this play