Nanopartilces

Last updated 12 months ago
3 questions
1

Nanoparticles are very small particles. Put a ring around the correct range for the size of nanoparticles.

1

Which statements about nanoparticles are true?

1

Doctors use stitches to hold together large cuts so that they can heal properly.

A hospital is considering buying a new type of material to use for stitches.

They need to choose between a material that contains silver nanoparticles and a material that does not.

Which material should they choose? Justify your answer by explaining the risks and benefits of using each.

nanoparticle material is

nanoparticle material has antibacterial properties;

nanoparticles may be harmful to the body

  • stronger
  • Antibacterial
  • may be harmful
  • long term effects not known
  • Risks
  • Benefits