Nanotechnology

The word "nano" means:

• one millioneth
• one billioneth
• one thousandth
• one trillioneth

Nanotechnology allows the manipulation of atoms or molecules to create or modify materials at the nanoscale.

• True
• False

Tags

NGSS.HS-PS1-3

What is nanotechnology?

• Study and manipulation of technology that is micro sized

• Study and manipulation of matter that is small but can still be seen by the human eyes

• Study and manipulation of matter at a scale of 1-100 nano meters

• Study and manipulation of matter that moves at a speed measured in nano seconds

Tags

NGSS.HS-PS2-6

The prefix "nano" comes from a ...

• French word meaning billion
• Greek word meaning dwarf
• Spanish word meaning particle
• Latin word meaning invisible

Nanorobots (nanobots)...

• Do not exist yet

• Exist in experimental form in laboratories

• Are already used in nanomedicine to remove plaque from the walls of arteries

• Will be used by NASA in the next unmanned mission to Mars

synthesis of nanoparticles is possible with

• top down method

• bottom up method

• both

Why the properties of nanomaterials are different significantly compared to bulk materials?

• Quantum effect

• Confinement effect

• Synergistic effect

• Avalanche effect

Tags

NGSS.HS-PS1-3

Nanotubes are considered as Two-dimensional (2-D) nanomaterials

• Yes

• No

Tags

NGSS.HS-PS2-6