Lesson 5

Question 1

He said “if you take a piece of solid matter containing an Avogadro number of atoms and go on dividing it to smaller bits, you will ultimately end up with atom of the substance

Answer 1

Rao (1999)

Question 2

He is credited with coining the term “Nanotechnology” in 1974

Answer 2

Norio Taniguchi

Question 3

Refers to various technologies to produce materials of extra high precision dimensions on scale of one-billionth of a meter

Answer 3

Nano technology

Question 4

According to him it is a site oriented techno science approach that differs both classical theories driven and problem driven

Answer 4

Alfred Nordmann

Question 5

Refers to the scientific study of materials of nanometer-It is a combination of developments in solid state chemistry, synthetic chemistry, molecular biology, solid state physics and engineering and scanning tunneling microscopy

Answer 5

Nano science

Question 6

An instrument for imaging surfaces at the atomic level

Answer 6

Scanning tunneling microscope

Question 7

Who developed the scanning tunneling microscope in 1981

Answer 7

Gerard BinningHeinrich Rohrer

Question 8

Who invented the first atomic force microscope in 1989

Answer 8

BinnigCalvin QuateCristopher Gerber