NANOTECHNOLOGY

Nanotechnology is .... as the study and use of structures between 1 nanometer and 100 nanometers in size.

• defined

• explained

• described

• clarified

Nanotechnology or nanotech is the .... and innovation of matter on an atomic, molecular, and supramolecular scale for industrial purposes.

• study

• investigation

• research

• test

Nanoscience is the study and application of extremely .... things and can be used across all the other science fields.

• tiny

• small

• big

• enormous

Nanotechnology is hailed as having the potential to .... the efficiency of energy consumption, help clean the environment, and solve major health problems.

• increase

• decrease

• equal

• creat

The scanning tunneling microscope, a (an) .... for imaging surfaces at the atomic level, was developed in 1981 by Gerd Binnig and Heinrich Rohrer.

• thing

• instrument

• tool

• appliance

Nanotechnology and nanoscience got a ..... in the early 1980s with two major developments: the birth of cluster science and the invention of the scanning tunneling microscope (STM).

• boost

• development

• improvement

• level

Products of nanotechnology will be smaller, , lighter yet more functional.

• cheaper

• more expensive

• greater

• bigger

At such scales, the ordinary .... of physics and chemistry no longer apply.

• regulations

• orders

• rules

• laws

The way we use this science will decide if it is ..... or beneficial for our life.

• bad

• harmful

• good

• great

To give you an idea of how .... that is, it would take eight hundred of 100 nanometer particles side by side to match the width of a human hair.

• big

• wide

• long

• small