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Hero of Alexandria - Quiz
Contributed by: Bryan
  • 1. Which invention by Hero of Alexandria is considered the first-recorded steam engine?
A) The aeolipile
B) The wind-wheel
C) The vending machine
D) The force pump
  • 2. How did Hero's vending machine operate when a coin was inserted?
A) The coin fell on a pan attached to a lever, opening a valve to dispense water.
B) The coin was used to turn a crank that dispensed water.
C) The coin activated a spring mechanism to dispense water.
D) The coin triggered a bellows to dispense water.
  • 3. What was the first documented instance of wind powering a machine according to Hero?
A) A wind-driven water pump
B) A wind-powered boat
C) A wind-powered chariot
D) A wind-wheel operating an organ
  • 4. What mechanism did Hero use to produce the sound of thunder in Greek theatre?
A) A whistle blown by a mechanical device
B) A large bell struck by a mechanical hammer
C) A drum played by mechanical hands
D) Mechanically-timed dropping of metal balls onto a hidden drum
  • 5. What was one application of Hero's force pump in the Roman world?
A) It was used to fill swimming pools.
B) It was used to irrigate fields.
C) It was used to power water mills.
D) It was used in a fire engine.
  • 6. How did Hero's syringe-like device function?
A) It measured the volume of liquids.
B) It mixed different liquids together.
C) It controlled the delivery of air or liquids.
D) It heated liquids for medical purposes.
  • 7. What principle did Hero demonstrate with his kind of thermometer?
A) The freezing point of liquids.
B) The density of liquids.
C) The boiling point of liquids.
D) The expansion and contraction of air.
  • 8. How did Hero's self-filling wine bowl work?
A) It used a siphon.
B) It used a mechanical pump.
C) It used a float valve.
D) It used a lever system.
  • 9. What powered Hero's cart?
A) A falling weight and strings wrapped around the drive axle.
B) A wind turbine.
C) A water wheel.
D) A steam engine.
  • 10. What is now called Heron's fountain?
A) A water wheel-powered fountain.
B) A steam-powered fountain.
C) A wind-powered fountain.
D) A stand-alone fountain that operates under self-contained hydro-static energy.
  • 11. What was the purpose of the engine that used air from a closed chamber heated by an altar fire?
A) To displace water from a sealed vessel and open temple doors.
B) To heat water for baths.
C) To generate electricity.
D) To power a water mill.
  • 12. What is Hero of Alexandria best known for in the field of mathematics?
A) Euclidean geometry
B) Calculus
C) Heron's formula
D) Pythagorean theorem
  • 13. What was the primary language of the intellectual community in Alexandria during Hero's time?
A) Greek
B) Arabic
C) Latin
D) Egyptian
  • 14. Which of Hero's inventions is considered the earliest instance of wind harnessing on land?
A) Automated door
B) Aeolipile
C) Windwheel
D) Pantograph
  • 15. Which Greek mathematician's work did Hero write a commentary on?
A) Pythagoras
B) Aristotle
C) Archimedes
D) Euclid
  • 16. What is the name of Hero's work on applied geometry?
A) Metrica
B) Elements
C) Arithmetica
D) Geometria
  • 17. What was the relationship between the Greek and Egyptian populations in Alexandria during Hero's time?
A) Complete segregation
B) No interaction
C) Considerable intermarriage
D) Constant conflict
  • 18. What field did Hero's works on automated devices contribute to?
A) Astronomy
B) Biology
C) Cybernetics
D) Chemistry
  • 19. What method did Hero report on in addition to Heron's method?
A) A method for calculating derivatives
B) A method for calculating cube roots
C) A method for calculating integrals
D) A method for calculating logarithms
  • 20. What geometric mean is associated with Hero in solid geometry?
A) Geometric mean
B) Harmonic mean
C) Arithmetic mean
D) Heronian mean
  • 21. Who expanded Hero's principle of the shortest path of light to include reflection and refraction?
A) Euclid
B) Archimedes
C) Ibn al-Haytham
D) Ptolemy
  • 22. In which year did Pierre de Fermat state the principle of the shortest path of light?
A) 1700
B) 1662
C) 1800
D) 1600
  • 23. What is the most modern form of the principle of the shortest path of light?
A) The optical path is stationary
B) The optical path is exponential
C) The optical path is linear
D) The optical path is logarithmic
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