3. What did Tesla think was the main purpose of inventors?
(a) Saving lives.
(b) Pleasing God.
(c) Promoting humanity.
(d) Repairing harm.

4. What did Tesla repair that made him a favorite in the town of Gospic?
(a) A fire engine.
(b) A coffee dispenser.
(c) A vacuum.
(d) A cotton gin.

5. Where was Tesla's Polytechnic School?
(a) Latvia.
(b) Russia.
(c) Syria.
(d) Poland.

6. What habit did Tesla overcome?
(a) All of these.
(b) Drinking.
(c) Gambling.
(d) Smoking.

7. Why did Tesla suppress a talent at a young age?
(a) His father was sick.
(b) Other children laughed at him.
(c) He never succeeded.
(d) His brother died.

8. What kind of skills does Tesla say he learned from his father?
(a) Productive skills.
(b) Practical skills.
(c) Creative skills.
(d) Mental skills.

9. What was Tesla's father's occupation?
(a) Ship captain.
(b) Tailor.
(c) Factory worker.
(d) Professor.

10. How did Tesla describe the house he lived in after healing from his illness?
(a) Pleasant.
(b) Strict.
(c) Down run.
(d) Fine.

11. What about the Gramme dynamo did Tesla think was unnecessary?
(a) The medical wing.
(b) The liquid form.
(c) The end notes.
(d) The brushes.

12. What did Tesla first try to create with a vacuum?
(a) A perpetual motion machine.
(b) A time machine.
(c) A radio.
(d) A water pump.

13. Whom did Tesla live with after he healed from his illness?
(a) His mother.
(b) His cousins.
(c) His aunt.
(d) His uncle.

14. When did Tesla begin banishing bad visions?
(a) His childhood.
(b) His adult years.
(c) His teenage years.
(d) His college years.

15. Which of these did Tesla refrain from drinking?
(a) Water.
(b) Carbonation.
(c) Fresh juices.
(d) Alcohol.