+3 votes
in Class 12 by kratos

Directions:Each sentence below has a blank space indicating that something has been left out. Following each sentence four words are given. Choose the word that makes the sentence meaningful.

In the 20th century, physicists have made their greatest discoveries about the characteristics of ____ objects like the atom and its parts.

(1) infinitesimal

(2) infinite

(3) microscopic

(4) kaleidoscope

1 Answer

+2 votes
by kratos
 
Best answer

In the 20 th century, physicists have made their greatest discoveries about the characteristics of microscopic objects like the atom and its parts.

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