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






2. 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






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






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






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






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






7. 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






8. A statement cannot be both true and false






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






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






11. An illegimate appeal to authority






12. An illegitimate appeal to a majority






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






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






15. A question crafted to exclude any possible legitimate response






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






17. The science and art of reasoning well






18. An argument from lack of evidence






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






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






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






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






23. An argument that uses only hypothetical statements






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






25. Contains the minor term






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






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






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






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






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






31. The premise containing the major term






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






33. A concept that can be expressed precisely






34. Making an argument based on a false dilemma






35. Is valid and has true premises






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






37. The fallacy of transferring attributes from part to whole






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






39. 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






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






41. A sentence which is either true or false






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






43. Alters the meaning of a statement through changed emphasis






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






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






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






47. An argument based merely on the passage of time






48. An illegitimate appeal to force






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






50. Secretly assuming what you are trying to prove