Math
This is the only even prime number.
2
What gas do plants absorb for photosynthesis?
Carbon Dioxide
The acronym “CMYK” in printing stands for these four colors.
CMYK
This famous composer continued writing music even after becoming completely deaf.
Ludwig Van Beethoven
Known as the “Land of the Rising Sun,” this country is an island nation in East Asia.
Japan
The sum of the angles in any triangle is always this many degrees.
180
What layer of Earth do we live on?
Crust
This type of printing uses tiny dots to create images, commonly seen in newspapers and magazines.
Halftone Printing
The inventor of the Pringles can is buried in one of these.
Pringles Can
The smallest country in the world by land area
Vatican City
This number is the only one that's the same when you turn it upside down and backwards.
8
What type of rock is formed from cooled lava?
Igneous Rock
This printing method uses a plate to transfer an image to a rubber blanket, then to the printing surface.
Offset Printing
This country has more pyramids than Egypt.
Sudan
This country has the most official languages, with 11 recognized ones.
South Africa
In 1994, this major fast food chain launched a marketing campaign offering a "1/3 pounder" — but it failed because customers thought it was smaller than a 1/4 pounder.
A&W
Humans have how many chromosomes?
46
This technology, common since the 1980s, prints images by spraying tiny droplets of ink directly onto paper.
Inkjet Printing
This country once declared war on itself by accident.
Netherlands
The country that produces the most coffee in the world.
Brazil
The Roman numeral for 50
L
This type of bond involves sharing electrons between atoms.
Covalent Bonds
This term describes the fine powder used in laser printers to form text and images on paper.
Toner
This famous scientist hated socks and reportedly never wore them.
Albert Einstein
This Canadian province was its own country before joining Canada in 1949.
Newfoundland and Labrador