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WikiCards · Card list · Science cards · Jeans instability
Uncommon card · Science
Jeans instability, an Uncommon card
The Jeans instability is a concept in astrophysics that describes an instability that leads to the gravitational collapse of a cloud of gas or dust.
- Rarity
- Uncommon
- Domain
- Science
- ATK
- 63
- DEF
- 34
- Power
- 97
- Wikipedia reads a year
- 23,000
Power 97 (ATK + DEF): stronger than 40 % of WikiCards cards.
Jeans instability quiz: 3 questions
Three questions on the Jeans instability card, the way WikiCards duels ask them. Pick an answer, the facts are just below.
Find the missing word
It causes the collapse of ______ gas clouds and subsequent star formation.
Answer
interstellar. It causes the collapse of interstellar gas clouds and subsequent star formation. From the Jeans instability article on Wikipedia.
Which of these cards hits hardest (highest ATK)?
Answer
Jeans instability. Jeans instability 63 · Shin'ichirō Tomonaga 58 · Commutative diagram 55 · Hamelia patens 50 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 causes the collapse of interstellar gas clouds and subsequent star formation.
- It occurs when the internal gas pressure is not strong enough to prevent the gravitational collapse of a region filled with matter.
- It is named after James Jeans.
Why it is Uncommon
Rarity in WikiCards follows a year of Wikipedia page views: the most read articles become Epic and Legendary cards. The Jeans instability article was read about 23,000 times in a year. ATK comes from the length of the article and DEF from its quality, so this card hits with 63 and blocks with 34: each hit it takes is cut by 14 %.
How to get Jeans instability
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 Jeans instability in the power ranking, all domains together.
- Hamelia patensUncommon · Nature · ATK 50 DEF 47
- Hunting and shooting in the United KingdomUncommon · Nature · ATK 61 DEF 36
- Irene FenwickUncommon · Arts · ATK 54 DEF 43
- Longo'sUncommon · Society · ATK 55 DEF 42
- Pascual JordanUncommon · Science · ATK 65 DEF 32
- Sara HectorUncommon · Society · ATK 68 DEF 29
Card lists
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Credits
Text : Wikipedia, Jeans instability (revision), CC BY-SA 4.0. Photo : NASA, ESA, and the Hubble Heritage Team (STScI/AURA)-ESA/Hubble Collaboration, Public domain, Wikimedia Commons.
