Lesson plan
C21
C-21, C 21, or C21 may refer to: * C21 Sako TRG M10 Sniper Weapon System, Canadian Armed Forces sniper rifle. * C21 (group), a Danish boy band ** C21 (album), 2003 * C-21 Dolphin, a flying boat used by the United States Army Air Corps * , a 1909 British C class submarine * Learjet C-21, an American military transport aircraft * Sauber C21, a 2002 racing car * Space Adventures C-21, a Russian design for a suborbital rocket plane for Space Adventures * Anal cancer (ICD-10 code: C21) * Center Game (Encyclopaedia of Chess Openings code: C21) * Caldwell 21 or NGC 4449, an irregular galaxy in the constellation Canes Venatici * Carbon-21 (C-21 or 21 C), an isotope of carbon * Catch 21, a television game show based on blackjack *
Article summary
C-21, C 21, or C21 may refer to: * C21 Sako TRG M10 Sniper Weapon System, Canadian Armed Forces sniper rifle. * C21 (group), a Danish boy band ** C21 (album), 2003 * C-21 Dolphin, a flying boat used by the United States Army Air Corps * , a 1909 British C class submarine * Learjet C-21, an American military transport aircraft * Sauber C21, a 2002 racing car * Space Adventures C-21, a Russian design for a suborbital rocket plane for Space Adventures * Anal cancer (ICD-10 code: C21) * Center Game (Encyclopaedia of Chess Openings code: C21) * Caldwell 21 or NGC 4449, an irregular galaxy in the constellation Canes Venatici * Carbon-21 (C-21 or 21 C), an isotope of carbon * Catch 21, a television game show based on blackjack *
Key claims
No claims recorded.
Discussion questions
- Summarise the article in your own words. Which single claim would you verify first, and why?
- Which claim in this article is most likely to be revised as the sources update? How would you check its current status?
- If two sources disagreed about one of these facts, what would you need in order to trust one over the other?
Bibliography
No sources recorded.
Key claims and bibliography are generated from the same tracked claims and sources as the article page.