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