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Online Quiz (Worksheet A B C D)

Questions Per Quiz = 2 4 6 8 10

Grade 8 English
4.17 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: 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 2: _____ 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
I Robot
Apocalypse Now
Grey Goo

Q 3: 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.
Optical telescopy
Infrared detector
Ultrasonic photography
Scanning probe microscopy

Q 4: The following may be considered naturally occurring nanodevices.
viruses
prions
all of these
cells

Q 5: Potential benefits of nanotechnology might include
faster computers and advanced data storage
improvements in skin care and protection
advanced pharmaceuticals and new drug delivery systems
all of these

Q 6: While manipulating nanoparticles, the following would happen.
surface tension would become more important
Van der Waals attraction would become more important
gravity would become less important
all of these

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Question 8: This question is available to subscribers only!


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