A) The manipulation of matter at the atomic and molecular scale B) The study of chemical reactions in living organism C) The measurement of astronomical distances D) The study of very large structures in physics
A) Light microscope B) AFM C) Electron microscope D) STM
A) A sunscreen that uses nanoparticles to become transparent B) A metal rod that is painted blue C) A glass window that is simply thicker D) A plastic bottle that is larger
A) It may create toxic effects inside cells B) It becomes too large to be seen C) It turns into a gas D) It stops conducting electricity
A) They cannot dissolve B) They lose chemical properties C) They can target specific cells D) They are too big for receptors
A) Precision at the atomic level is needed B) A large material is being broken into nanoscale structures C) A chemical reaction is being reversed D) Molecules self-assemble naturally
A) Nanorobots scanning for diseases B) Smart fabrics adjusting temperature C) Nanoparticles used in surveillance without consent D) Water filters using nanotubes
A) A regular toothbrush B) A larger cellphone C) Sunscreen that becomes invisible on the skin D) A metal spoon
A) Electron microscope B) Light microscope C) AFM D) STM
A) Kim Eric Drexler B) Richard Feynman C) Sumio Iijima D) Norio Taniguchi
A) Broken fragments B) Light particles C) Atoms and molecules D) Big chunks of materials
A) Medicine and Health Sciences B) Culinary Arts C) Philosophy D) Engineering
A) Heating metals B) Scanning particles C) Printing large images D) AFM tip writing on a surface
A) Large rocks B) All of the above C) Plastic bags D) High-performance thin films E) Solar wind
A) All of the above B) Stamping nanoscale patterns C) Blowing air D) Laser cutting E) Melting metals
A) Clean the ocean alone B) Limited precision C) Increased material cost D) New physical and chemical properties
A) Change color B) Kill odor-causing bacteria C) Make clothes heavier D) Add shine E) All of the above
A) Toys B) Umbrellas C) Paper D) All of the above E) Lithium-ion batteries
A) Weaker B) Lighter and stronger C) More fragile D) Longer
A) Increase plant growth B) Clean water contaminants C) Change soil color D) Make metals shiny
A) Only help rich countries B) Decrease all jobs C) Create new industries and products D) Stop trade
A) Clothing B) High-volume nanoscale devices C) Food D) Heavy machines E) All of the above
A) Can improve health, environment, and technology B) Has no use in society C) Makes things big D) Only helps scientists
A) They make water taste sweet B) They can enter living organisms easily C) They block sunlight D) They turn soil into sand
A) They are new B) They are made of plastic C) They contain water D) Atoms are packed differently
A) 1991 B) 1986 C) 1974 D) 1959
A) They are the first nanoparticles ever created B) They led to stronger, lighter materials C) They can cure diseases instantly D) They glow when heated
A) Quantum dots B) Self-cleaning surfaces C) Atomic-level manipulation is possible D) Nano-silver bandages
A) Pillow B) Rice cooker C) Wooden spoon D) Toothpaste E) All of the above
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