WikiCards
Play on iPhone nowFree in Safari. Add it to your Home Screen.Play
WikiCards · Card list · Science cards · Fraunhofer lines
Uncommon card · Science
Fraunhofer lines, an Uncommon card
The Fraunhofer lines are a set of spectral absorption lines.
- Rarity
- Uncommon
- Domain
- Science
- ATK
- 57
- DEF
- 36
- Power
- 93
- Wikipedia reads a year
- 44,000
Power 93 (ATK + DEF): stronger than 35 % of WikiCards cards.
Fraunhofer lines quiz: 3 questions
Three questions on the Fraunhofer lines card, the way WikiCards duels ask them. Pick an answer, the facts are just below.
Find the missing word
The lines are named after German ______ Joseph von Fraunhofer, who observed them in 1814.
Answer
physicist. The lines are named after German physicist Joseph von Fraunhofer, who observed them in 1814. From the Fraunhofer lines article on Wikipedia.
Which of these cards hits hardest (highest ATK)?
Answer
The Alchemist. The Alchemist 65 · Anatoly Fomenko 62 · Fraunhofer lines 57 · Cadaverine 54 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.
- They are dark absorption lines, seen in the optical spectrum of the Sun, and are formed when atoms in the solar atmosphere absorb light being emitted by the solar photosphere.
- The lines are named after German physicist Joseph von Fraunhofer, who observed them in 1814.
Why it is Uncommon
Rarity in WikiCards follows a year of Wikipedia page views: the most read articles become Epic and Legendary cards. The Fraunhofer lines article was read about 44,000 times in a year. ATK comes from the length of the article and DEF from its quality, so this card hits with 57 and blocks with 36: each hit it takes is cut by 14 %.
How to get Fraunhofer lines
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 Fraunhofer lines in the power ranking, all domains together.
- Dave WecklUncommon · Arts · ATK 53 DEF 40
- Traveller's chequeUncommon · Science · ATK 57 DEF 36
- Anatoly FomenkoUncommon · Science · ATK 62 DEF 31
- Sayat-NovaUncommon · Arts · ATK 54 DEF 39
- Cesár SampsonUncommon · Arts · ATK 60 DEF 33
- Howard GreenfieldUncommon · Arts · ATK 62 DEF 31
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, Fraunhofer lines (revision), CC BY-SA 4.0. Photo : This derivative work : Eric Bajart Which is a derivative of: File:Spectrum of blue sky.png, CC BY-SA 4.0, Wikimedia Commons.
