Name: ___________________

Date:___________________

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Writing, Speech, Debate, & General Knowledge
7.1 Nano Technology

Directions: Answer the following questions and verify your answers. Do your own research and write an informative essay about nano technology.
Q 1: _____ refers to a hypothetical end-of-the-world event involving molecular nanotechnology in which out-of-control self-replicating robots consume all living matter on Earth while building more of themselves (a scenario known as ecophagy).
Mad Nano
Grey Goo
Apocalypse Now
I Robot

Q 2: Potential benefits of nanotechnology might include
faster computers and advanced data storage
all of these
advanced pharmaceuticals and new drug delivery systems
improvements in skin care and protection

Q 3: A unique phenomenon that occurs in nanoparticles is Gibbs-Thomson effect, which is the _____.
lowering of the melting point of a material
raising of the melting point of a material
instant evaporation of material
instant freezing of material

Q 4: While manipulating nanoparticles, the following would happen.
gravity would become less important
Van der Waals attraction would become more important
all of these
surface tension would become more important

Q 5: Critics of nanotechnology point to the potential toxicity of new classes of nanosubstances and compare them to
green house emissions
highly damaging acid rain
microscopic materials like asbestos fibres
atom bomb

Q 6: One fundamental characteristic of nanotechnology is that nanodevices self-assemble. That is, they build themselves from the bottom up. _________ is an important technique both for characterization and synthesis of nanomaterials.
Infrared detector
Optical telescopy
Scanning probe microscopy
Ultrasonic photography

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