Author Question: Microtechnology began A) about 60 years ago with the invention of solid state transistors. B) in ... (Read 14 times)

Cooldude101 · **on:** Jul 29, 2018

Microtechnology began

A) about 60 years ago with the invention of solid state transistors.
B) in the 1990s with the use of computers.
C) with the development of micron chemistry in the early 1800s.
D) at the close of World War II.

Question 2

Chemistry is the study of

A) matter.
B) transformations of matter.
C) only microscopic phenomena.
D) only macroscopic phenomena.
E) both A and B