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