Modal Propositions: The Eight Simple Modalities

Read-only question overview. Answers and scoring remain inside authenticated learner attempts.

• What does adding “necessarily” to “Every human is an animal” primarily express?
• How does the book divide its fifteen modalities?
• How do a proposition’s matter and its expressed modality differ?
• For what span does unrestricted necessity hold?
• Which form of necessity appears in “A human is necessarily not a stone”?
• What chiefly distinguishes unrestricted permanence?
• Which conclusion does not follow merely because a lamp stayed lit all its life?
• What determines the scope of general conditional necessity?
• What does “mā dāma kātiban” do in the writer example?
• What changes from general conditional to general customary modality?
• What follows when the descriptive title “writer” ceases to apply?
• Which pairing correctly combines necessity/permanence and existence/description?
• What must be specified in a time-specific necessary proposition?
• What fixes the time in the textbook’s lunar-eclipse example?
• How is time treated in the unrestricted time-indefinite modality?
• What chiefly distinguishes “waqtan mā” from “at the time Earth intervenes”?
• What does “bi-l-fiʿl” indicate in generally absolute modality?
• What does “This door is open now” fail to establish by itself?
• What is the criterion for affirmative general possibility?
• Whose necessity is denied in negative general possibility?
• Why can the necessary claim “Every human is an animal” fit general possibility?
• What is not entailed by general possibility?
• Which statement best matches general conditional necessity, assuming necessity is intended?
• Which simple mode is expressed by “permanently ... as long as writing”?
• Which pair is correctly differentiated by time?
• Which statement reflects proper scholarly care?
• What differs between “while the subject exists” and “while it bears a description”?
• Which method best classifies a modal proposition?
• A statement may express general actuality while its subject matter is in fact necessary.
• General conditional and generally customary modalities may share a descriptive condition while differing as necessity versus permanence.
• General possibility necessarily means affirmation and negation are equally possible.