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






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






3. A sentence which is either true or false






4. An argument based merely on the passage of time






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






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






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






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






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






10. An argument that uses only hypothetical statements






11. Any statement is either true or false






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






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






14. A statement that reverses the subject and predicate






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






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






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






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






19. Difference of opinion or perception






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






21. Secretly assuming what you are trying to prove






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






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






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






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






26. A question crafted to exclude any possible legitimate response






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






28. An illegitimate appeal to a majority






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






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






31. 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






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






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






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






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






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






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






38. The premise containing the major term






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






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






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






42. Found once in each premise






43. A vagueness of grammar that disguises or alters meaning






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






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






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






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






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






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






50. Alters the meaning of a statement through changed emphasis






Can you answer 50 questions in 15 minutes?



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