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This quiz consists of 5 multiple choice and 5 short answer questions through Part II: Chapter 3, Theories.

Multiple Choice Questions

1. What happens when theories are refined?
(a) They become better explanatory tools.
(b) They become proven fact.
(c) Science prevails.
(d) They become obsolete.

2. What does Popper suggest is the result of using logic to justify a statement?
(a) A solution.
(b) More problems.
(c) Theories.
(d) A loop that logic cannot escape.

3. What types of statements are scientific theories?
(a) Singular.
(b) Universal.
(c) Proven.
(d) Logical.

4. What does Popper admit is a problem with scientific investigations?
(a) Abstract nature of philosophy.
(b) Logical decisions.
(c) Objectivity.
(d) Subjectivity.

5. What should the rules of epistemology adhere to?
(a) Scientific theory.
(b) Logic.
(c) Psychology.
(d) Demarcation.

Short Answer Questions

1. What type of reasoning, according to Popper, is not rational?

2. What method does Popper say applies to science and is important to the theory of knowledge?

3. What does Popper fear philosophers will think about methodological investigations?

4. How are theories used to explain the world?

5. What deductive tests determine if a theory is a scientific advance?

(see the answer key)

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