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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

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: 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
Ultrasonic photography
Scanning probe microscopy
Optical telescopy

Q 2: The following may be considered naturally occurring nanodevices.
all of these

Q 3: Nanotechnology is the understanding and control of matter at dimensions of roughly 1 to 100 nanometers, where unique phenomena enable novel applications. What is a nanometer?
106 m
109 m
10-9 m
10-6 m

Q 4: Critics of nanotechnology point to the potential toxicity of new classes of nanosubstances and compare them to
green house emissions
microscopic materials like asbestos fibres
atom bomb
highly damaging acid rain

Q 5: While manipulating nanoparticles, the following would happen.
gravity would become less important
surface tension would become more important
all of these
Van der Waals attraction would become more important

Q 6: Potential benefits of nanotechnology might include
improvements in skin care and protection
all of these
advanced pharmaceuticals and new drug delivery systems
faster computers and advanced data storage

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