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






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






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






4. An illegitimate appeal to force






5. Difference of opinion or perception






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






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






8. The fallacy of transferring attributes from whole to part






9. Reasoning with probability from examples or experience to general rules






10. An argument that uses both hypothetical and categorical statements






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






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






13. A statement cannot be both true and false






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






15. Making an argument based on a false dilemma






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






17. Is valid and has true premises






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






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






20. A concept that can be expressed precisely






21. 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






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






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






24. A sentence which is either true or false






25. Improperly assuming that a sequence in time implies a cause and effect






26. The premise containing the major term






27. Found once in each premise






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






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






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






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






32. The science and art of reasoning well






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






34. Alters the meaning of a statement through changed emphasis






35. A three letter description of the types of categorical statements it contains when arranged in stadard order






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






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






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






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






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






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






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






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






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






47. A vagueness of grammar that disguises or alters meaning






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






49. An argument from lack of evidence






50. Contains the minor term






Can you answer 50 questions in 15 minutes?



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