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WikiCards · Card list · Science cards · Square root of 2
Uncommon card · Science
Square root of 2, an Uncommon card
The square root of 2 is the positive real number that, when multiplied by itself or squared, equals the number 2.
- Rarity
- Uncommon
- Domain
- Science
- ATK
- 74
- DEF
- 62
- Power
- 136
- Wikipedia reads a year
- 110,000
Power 136 (ATK + DEF): stronger than 70 % of WikiCards cards.
Square root of 2 quiz: 3 questions
Three questions on the Square root of 2 card, the way WikiCards duels ask them. Pick an answer, the facts are just below.
Find the missing word
It may be ______ as 2 or 2 1 / 2.
Answer
written. It may be written as 2 or 2 1 / 2. From the Square root of 2 article on Wikipedia.
Which of these cards hits hardest (highest ATK)?
Answer
Claude Lévi-Strauss. Claude Lévi-Strauss 81 · Square root of 2 74 · Electric generator 71 · Chemical engineering 67 ATK in WikiCards.
In a duel, each round asks a question like these about the opposing card, with 15 seconds to answer.
The facts on the card
The card carries these facts from its Wikipedia article.
- It may be written as 2 or 2 1 / 2.
- It is an algebraic number, and therefore not a transcendental number.
- Technically, it should be called the principal square root of 2, to distinguish it from the negative number with the same property.
Why it is Uncommon
Rarity in WikiCards follows a year of Wikipedia page views: the most read articles become Epic and Legendary cards. The Square root of 2 article was read about 110,000 times in a year. ATK comes from the length of the article and DEF from its quality, so this card hits with 74 and blocks with 62: each hit it takes is cut by 25 %.
How to get Square root of 2
Open packs. Each pack holds five cards drawn from real Wikipedia articles, the rarest last, and the fifth card is always Rare or better. The odds are shown in the game. A free pack arrives every hour and two can wait, and the Coins you win in duels buy more packs.
More Science cards
Cards close in power
The cards just above and just below Square root of 2 in the power ranking, all domains together.
- John CharlesUncommon · Society · ATK 72 DEF 64
- Keb' Mo'Uncommon · Arts · ATK 75 DEF 61
- Naomi NovikUncommon · Arts · ATK 70 DEF 66
- Cowboy hatUncommon · Society · ATK 65 DEF 71
- Difference engineUncommon · Science · ATK 73 DEF 63
- Fourier-transform infrared spectroscopyUncommon · Science · ATK 74 DEF 62
Card lists
- Wikipedia quizNew questions every day
- All cards from A to ZEvery card, by name
- Science cards
- Legendary cards
- Tier listS and A tiers by power (ATK + DEF)
Credits
Text : Wikipedia, Square root of 2 (revision), CC BY-SA 4.0. Photo : Fredrik, Pbroks13, Krishnavedala, CC0, Wikimedia Commons.
