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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. The fallacy of transferring attributes from whole to part






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






4. A number from 1 to 4 identifying the placement of its middle term






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






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






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






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






9. Two statements are contrary if and only if they can both be false but cannot both be true






10. The fallacy of transferring attributes from part to whole






11. Contains the minor term






12. A statement which can be inferred directly from another statement






13. A vagueness of grammar that disguises or alters meaning






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






15. A hasty generalization






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






17. A diagram of the basic relationships between statements with the same subject and predicate






18. A concept that can be expressed precisely






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






20. Difference of opinion or perception






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






22. 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






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






24. Secretly assuming what you are trying to prove






25. Deductive argument consisting of three statements in categorical form that together use only three terms - called the major - minor - and middle






26. 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






27. An argument based merely on the passage of time






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






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






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






31. Two statements are logically equivalent if they imply one another






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






33. Found once in each premise






34. An illegimate appeal to authority






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






36. Is valid and has true premises






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






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






39. Deals directly with the proper modes of reasoning






40. The premise containing the major term






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






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






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






44. An argument that uses both hypothetical and categorical statements






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






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






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






48. 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






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






50. An argument that uses only hypothetical statements






Can you answer 50 questions in 15 minutes?



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