Nanotechnology: Part — III

Nanotechnology: Task - III

You will watch a video film about the benefits and possible risks of nanotechnology.
As you watch, for questions 14-20 choose the best answer (A, B or C).

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14) What energy solutions can nanotechnology provide?
A) creating many different types of nanogenerators
B) enhancing our ability in renewable energy production
C) making cell phones more energy efficient
15) What do we learn about current cancer therapy?
A) All the existing methods of cancer treatment are not very effective.
B) It is based on approaches that destroy both cancer and healthy cells.
C) There hasn’t been made much progress in this field.
16) What is NOT TRUE about the problem of water resources?
A) People will face the problem of clean water shortage in the near future.
B) The traditional technologies are not able to clean salty, dirty and contaminated water efficiently and cost effectively.
C) Nanomaterials could be used for filtering dirty water.
17) What is the major advantage of current nanoengineering?
A) manufacturing innovative satellites
B) providing new opportunities for space exploration
C) rebuilding the existing materials to improve their performance
18) What is TRUE about silver nanometer according to the film?
A) It kills bad microbes.
B) It accumulates in the environment and harms it.
C) It is widely used in the consumer goods manufacturing.
19) What do we know about carbon nanotubes for sure?
A) Some of them resemble asbestos fibers in shape.
B) Their properties are similar to those of asbestos fibers.
C) They can cause the same illnesses as asbestos fibers.
20) What conclusion does Andrew Maynard come to at the end of the film?
A) Nanotechnology will provide technological solutions of problems and make our society better.
B) A careful analysis and evaluation of the potential risks of nanotechnology are necessary.
C) The public could help scientists to find risk minimizing solutions.