The History of Optics

WORD-STUDY

Exercise 1. Check the transcription in the dictionary and read the words listed below.

Nouns

bifocals, gravitation, cornea, retina, basis, interference, holography.

Verbs

imply, refract, process, ascribe.

Adjectives

heliocentric, reflecting, corpuscular, adjacent, innumerable.

Exercise 2. Make nouns from the following verbs according to the model and translate them.

a) to work-a work[er]

to write, to make, to lead, to teach, to build, to think, to drive, to use, to publish, to photograph, to found;

b) to reflect-a reflect[or]

to refract, resist, adapt, resonate, process, regulate, numerate, invent;

c) to combine-combin[ation]

to polymerize, demonstrate, unify, translate, invent.