# 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. Is valid and has true premises

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

3. The science and art of reasoning well

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

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

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

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

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

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

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

11. Alters the meaning of a statement through changed emphasis

12. Contains the minor term

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

14. A hasty generalization

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

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

17. An illegitimate appeal to force

18. An illegimate appeal to authority

19. Deals directly with the proper modes of reasoning

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

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

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

23. A statement that reverses the subject and predicate

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

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

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

27. Any statement is either true or false

28. An illegitimate appeal to a majority

29. Making an argument based on a false dilemma

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

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

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

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

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

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

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

37. 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

38. A vagueness of grammar that disguises or alters meaning

39. An argument that uses both hypothetical and categorical statements

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

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

42. 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

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

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

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

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

47. The fallacy of transferring attributes from whole to part

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

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

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