Logic: Syllogisms

What is a syllogism?

• A type of logical reasoning used in philosophical arguments

• A mathematical formula

• A type of animal

• A historical event

How many parts does a syllogism usually have?

• Three

• Five

• Two

• Four

What is deductive reasoning?

• Reasoning based on experience

• Reasoning where the truth of the premises guarantees the truth of the conclusion

• A type of exercise

• A cooking method

What is an example of a major premise?

• Socrates is a human

• All humans are mortal

• Therefore, Socrates is mortal

• Socrates likes to walk

What is a syllogistic fallacy?

• A valid syllogism

• A sound syllogism

• A type of dance move

• A mistake in logic where the conclusion does not follow from the premises

Who was one of the first to discuss syllogisms?

• Socrates

• Plato

• Newton

• Aristotle

What is inductive reasoning?

• Reasoning where the conclusion is not guaranteed by the truth of the premises

• A method of cooking

• Reasoning based on general knowledge

• Reasoning where the conclusion is guaranteed by the truth of the premises

What does it mean if a syllogism is sound?

• It makes a loud noise

• It is invalid

• It is true but not valid

• It is valid and its premises are true

What is a universal affirmative syllogistic sentence?

• Some birds can fly

• No dogs are cats

• All humans need food

• Not all cars have four doors

What did Aristotle name the method of proving validity?

• Aristotelian logic

• Reductio ad impossibile

• Syllogistic reasoning

• Deductive method