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






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






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






4. An argument that uses both hypothetical and categorical statements






5. Secretly assuming what you are trying to prove






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






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






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






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






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






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






12. Difference of opinion or perception






13. 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






14. A question crafted to exclude any possible legitimate response






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






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






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






18. An argument based merely on the passage of time






19. A statement cannot be both true and false






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






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






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






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






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






25. A vagueness of grammar that disguises or alters meaning






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






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






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






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






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






31. An illegimate appeal to authority






32. The science and art of reasoning well






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






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






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






36. Any statement is either true or false






37. Found once in each premise






38. Is valid and has true premises






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






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






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






42. Deals directly with the proper modes of reasoning






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






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






45. A sentence which is either true or false






46. An argument from lack of evidence






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






48. A statement that reverses the subject and predicate






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






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