Q.1
What size of particles does nanoscience deal with?
  • 1 - 100nm
  • 100 - 1,000nm
  • 1,000 - 100,000nm
  • 1,000,000 - 10,000,000nm
Q.2
What is nanotechnology?
  • The manipulation of matter with an ipod nano
  • The manipulation of matter on an atomic level
  • The manipulation of matter on a macromolecular level
  • The manipulation of matter on a huge scale
Q.3
Some people are concerned that nanoparticles could be...
  • too small to be able to manipulate
  • too small to be of any use
  • too small to see
  • toxic to humans
Q.4
Why are silver nanoparticles added to socks?
  • They prevent socks getting taken by the sock monster
  • They help the socks absorb moisture
  • They stop the socks from smelling
  • They make the socks lighter
Q.5
Which of the following properties does NOT change when dealing with nanoparticles of a substance?
  • Melting point
  • Sensitivity to light
  • Atomic structure
  • Intermolecular forces
Q.6
The surface area to volume ratio for nanoparticles is...
  • much greater than for larger particles
  • much smaller than for larger particles
  • the same as larger particles
  • there is no difference if the particle is the same substance
Q.7
Why might nanotubes be useful as drug delivery systems?
  • They are expensive
  • They are strong
  • They are light
  • They are hollow
Q.8
Why are nanoparticles used in tennis rackets?
  • To make them lighter and stronger
  • To make them faster and more accurate
  • To make them faster and lighter
  • To make them more accurate and stronger
Q.9
Which of the following is NOT a current use for nanoparticles?
  • Sports equipment
  • Weapons
  • Clothing
  • Sun creams
Q.10
Nanoparticles are measured in...
  • metres
  • millimetres
  • nanometres
  • centimetres
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