ThatQuiz Test Library Take this test now
STS-CHAPTER 10- THE_NANO_WORLD
Contributed by: Dejito
  • 1. 1. Which of the following best defines nanotechnology?
A) The measurement of astronomical distances 
B) The study of chemical reactions in living organism 
C) The manipulation of matter at the atomic and molecular scale 
D) The study of very large structures in physics
  • 2. 2. What type of microscope can magnify objects up to a million times?
A) Electron microscope
B) AFM
C) Light microscope
D) STM
  • 3. 3. Which scenario best demonstrates the advantage of nanoscale materials over bulk materials?
A) A plastic bottle that is larger
B) A metal rod that is painted blue
C) A glass window that is simply thicker
D) A sunscreen that uses nanoparticles to become transparent
  • 4. 4. If a nanomaterial is engineered incorrectly, which impact is MOST likely to
    occur?
A) It may create toxic effects inside cells
B) It stops conducting electricity
C) It becomes too large to be seen
D) It turns into a gas
  • 5. 5. Why are nanoparticles effective in drug delivery systems?
A) They are too big for receptors
B) They cannot dissolve
C) They can target specific cells
D) They lose chemical properties
  • 6. 6. A top-down method is MOST appropriate when…
A) A large material is being broken into nanoscale structures
B) A chemical reaction is being reversed
C) Precision at the atomic level is needed
D) Molecules self-assemble naturally
  • 7. 7. Which scenario shows a misuse of nanotechnology?
A) Smart fabrics adjusting temperature
B) Nanorobots scanning for diseases
C) Water filters using nanotubes
D) Nanoparticles used in surveillance without consent
  • 8. 8. Which situation best shows nanotechnology in everyday life?
A) A regular toothbrush
B) A metal spoon
C) A larger cellphone
D) Sunscreen that becomes invisible on the skin
  • 9. 9. Which device uses a mechanical probe to scan surfaces?
A) Electron microscope
B) Light microscope
C) STM
D) AFM
  • 10. 10. Who developed carbon nanotubes in 1991?
A) Kim Eric Drexler
B) Richard Feynman
C) Norio Taniguchi
D) Sumio Iijima
  • 11. 11. Bottom-up fabrication builds materials starting from:
A) Atoms and molecules
B) Broken fragments
C) Light particles
D) Big chunks of materials
  • 12. 12. Which field has benefited the most from nanotechnology?
A) Medicine and Health Sciences
B) Philosophy
C) Engineering
D) Culinary Arts
  • 13. 13. Dip Pen Lithography involves:
A) Heating metals
B) Scanning particles
C) AFM tip writing on a surface
D) Printing large images
  • 14. 14. Chemical Vapor Deposition is used to create:
A) High-performance thin films
B) Plastic bags
C) Large rocks
D) All of the above
E) Solar wind
  • 15. 15. Nanoimprint lithography works by:
A) Laser cutting
B) Melting metals
C) All of the above
D) Stamping nanoscale patterns
E) Blowing air
  • 16. 16. What is the key advantage of working at the nanoscale?
A) Limited precision
B) Clean the ocean alone
C) New physical and chemical properties
D) Increased material cost
  • 17. 17. Silver nanoparticles in fabrics are used to:
A) Kill odor-causing bacteria
B) Add shine
C) Make clothes heavier
D) Change color
E) All of the above
  • 18. 18. Which product uses nanoparticle-based electrodes?
A) All of the above
B) Paper
C) Umbrellas
D) Toys
E) Lithium-ion batteries
  • 19. 19. Nanomaterials in windmill blades make them:
A) Lighter and stronger
B) Longer
C) Weaker
D) More fragile
  • 20. 20. Iron nanoparticles are used to:
A) Change soil color
B) Clean water contaminants
C) Make metals shiny
D) Increase plant growth
  • 21. 21. In the economy, nanotechnology can:
A) Stop trade
B) Only help rich countries
C) Create new industries and products
D) Decrease all jobs
  • 22. 22. Roll-to-roll processing is used to make:
A) High-volume nanoscale devices
B) All of the above
C) Food
D) Heavy machines
E) Clothing
  • 23. 23. Nanotechnology is important because it:
A) Can improve health, environment, and technology
B) Only helps scientists
C) Has no use in society
D) Makes things big
  • 24. 24. Which is a possible risk of nanoparticles in the environment?
A) They can enter living organisms easily
B) They block sunlight
C) They turn soil into sand
D) They make water taste sweet
  • 25. 25. Why are nanomaterials often stronger than normal materials?
A) They are new
B) They are made of plastic
C) Atoms are packed differently
D) They contain water
  • 26. 26. When did Binnig and Rohrer receive the Nobel Prize in Physics for inventing
    the STM?
A) 1991
B) 1974
C) 1959
D) 1986
  • 27. 27. What made the discovery of carbon nanotubes significant?
A) They glow when heated
B) They led to stronger, lighter materials
C) They can cure diseases instantly
D) They are the first nanoparticles ever created
  • 28. 28. What major idea did Feynman introduce in 1959?
A) Nano-silver bandages
B) Atomic-level manipulation is possible
C) Self-cleaning surfaces
D) Quantum dots
  • 29. 30. Which everyday item often contains nanoparticles?
    a.
    b.
    c.
    d.
A) Pillow
B) Rice cooker
C) Wooden spoon
D) Toothpaste
E) All of the above
  • 30. 31. Nanotechnology studies materials that behave differently at very small scales.
A) TRUE
B) FALSE
  • 31. 32. A nanometer is larger than a human hair.
A) FALSE
B) TRUE
  • 32. 33. Richard Feynman talked about shrinking things to perform tasks
A) TRUE
B) FALSE
  • 33. 34. Norio Taniguchi invented the term "nanotechnology."
A) FALSE
B) TRUE
  • 34. 35. Electron microscopes can magnify objects less than light microscopes
A) TRUE
B) FALSE
  • 35. 36. Atomic force microscope uses a mechanical probe.
A) TRUE
B) FALSE
  • 36. 37. Scanning tunneling microscopes cannot view atoms.
A) FALSE
B) TRUE
  • 37. 38. Bottom-up fabrication starts from large materials
A) FALSE
B) TRUE
  • 38. 39. Dip Pen Lithography uses an AFM tip dipped in chemical ink
A) TRUE
B) FALSE
  • 39. 40. Self-assembly happens without external control.
A) FAlSE
B) TRUE
  • 40. 41. Nanomedicine cannot help in drug delivery.
A) FALSE
B) TRUE
  • 41. 42. Nanotechnology can help create flexible, bendable phones.
A) TRUE
B) FALSE
  • 42. 43. Silver nanoparticles in fabrics help remove wrinkles only.
A) TRUE
B) FALSE
  • 43. 44. Nanoparticles can help create stronger sports equipment.
A) FALSE
B) TRUE
  • 44. 45. Nanoparticles always have zero risk to health.
A) TRUE
B) FALSE
  • 45. 46. Nanotechnology can help clean contaminated water
A) FALSE
B) TRUE
  • 46. 47. Nanotechnology has no impact on culture or traditions
A) TRUE
B) FALSE
  • 47. 48. The economy may benefit from new jobs due to nanotechnology
A) TRUE
B) FALSE
  • 48. 49. Nanotechnology may require new political regulations
A) FALSE
B) TRUE
  • 49. 50. Nanotechnology always uses safe and harmless materials
A) FALSE
B) TRUE
Created with That Quiz — the math test generation site with resources for other subject areas.