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