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Introductory Logic Vocab

Instructions:
  • Answer 50 questions in 15 minutes.
  • If you are not ready to take this test, you can study here.
  • Match each statement with the correct term.
  • Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.

This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. The fallacy of transferring attributes from part to whole






2. The fallacy of transferring attributes from whole to part






3. An argument based merely on the passage of time






4. An argument that uses both hypothetical and categorical statements






5. Arguments that fail to establish their conclusions because of a weakness in logical structure






6. Deals directly with the proper modes of reasoning






7. An illegitimate appeal to a majority






8. Arguments that confuse the real issue with multiple - vague - or otherwise unclear meanings






9. A self-contradiction is a statement that is false due to its logical structure






10. The extention of a term is the sum of all the individual objects described by it






11. A genus of a term is a term that is more general - broad - or abstract than the original term and includes it






12. Two statements are independant if the truth or falsity of one has no effect on the truth or falsity of the other






13. A word is ambiguous if it has more than one possible meaning






14. Attacking a position by pointing out how the arguer came to hold it






15. Any statement is either true or false






16. Secretly assuming what you are trying to prove






17. An illegimate appeal to authority






18. Two statements are subcontraries if and only if both can be true but both cannot be false






19. A tautology is a statement which is always true because of its logical structure






20. The sum of all the common attributes denoted by the term






21. A statement that affirms an outcome based on a condition.






22. Found once in each premise






23. A syllogism is valid if and only if the conclusion is necessarily true given that the premises are true






24. The subject of the conclusion and is used in the other premise






25. Two statements are consistent if they can both be true at the same time






26. A statement that reverses and negates both the subject and predicate of the original






27. A set of statements - one of which appears to be implied or supported by the others






28. The relationship between a universal and particular statement of the same quality - in which the truth of the universal necessitates the truth of the particular






29. Arguments that confuse the issue by pointing to information that is actually irrelevant to the conclusion






30. 'it does not follow'; that an argument is invalid






31. The set of all terms not included in the given term






32. A self-supporting statement is a statement whose truth value can be determined from the statement itself






33. The predicate of the conclusion and is used in one premise






34. The condition - the part following the 'if'






35. The quantity of a statement is the scope of its claim about the extension of the subject: universal (entire extension) or particular (partial)






36. Changing the definition of a term in the middle of an argument






37. An argument that uses only hypothetical statements






38. Points to an inconsistency between a person's argument and behavior






39. The premise containing the major term






40. A verbal disagreement is a misunderstanding due to differing definitions to differing definitions for one or more words






41. A statement of the opposite quality with a negated predicate






42. A question crafted to exclude any possible legitimate response






43. A popular but invalid (or unhelpful) form of argument






44. Contains the minor term






45. Words that set boundaries - referring only to a limited class of things






46. A word - often a relative pronoun or adverb - that refers to a broad range of things or times






47. The science and art of reasoning well






48. A hasty generalization






49. A verbal attack on a person rather than his argument






50. If a statement is true - then it is true