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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. A term that - within a statement - refers to all members of its class






2. Two statements are related by implication if the truth of one requires the truth of the other






3. Difference of opinion or perception






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






5. The conclusion of an argument is the statement which appears to be implied by the other statements in the argument - which are called premises






6. An argument that uses both hypothetical and categorical statements






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






8. The subject of a statement is the term being described - or about which something is asserted






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






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






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






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






13. Secretly assuming what you are trying to prove






14. A real disagreement is an actual inconsistancy between two statements: they cannot both be true at the same time






15. A statement that reverses the subject and predicate






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






17. Deals directly with the proper modes of reasoning






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






19. The science and art of reasoning well






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






21. An argument in which a statement is unstated and assumed. Specifically - it is a syllogism with one assumed statement






22. Making an argument based on a false dilemma






23. The premise containing the major term






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






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






26. 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






27. The result of the condition - the part after the 'then'






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






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






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






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






32. An illegitimate appeal to force






33. A statement cannot be both true and false






34. A representation of a syllogism - having statements in standard order with standard abbreviations of its terms






35. An argument that uses only hypothetical statements






36. An argument based merely on the passage of time






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






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






39. Contains the minor term






40. An illegimate appeal to authority






41. Two statements are in contradiction if and only if they always have opposite truth values






42. A vagueness of grammar that disguises or alters meaning






43. Is a syllogism of the same form as the original - but with obviously true premises and false conclusion - in order to show the original to be invalid






44. Alters the meaning of a statement through changed emphasis






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






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






47. A supported statement is a statement whose truth value depends on evidence or information from outside itself






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






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






50. When there appears to be inconsistency - we have a disagreement