Simple
“The floor of the sea is covered with rows of big mountains and deep
pits.”
Popular
“The floor of the oceans is covered with great mountain chains and deep
trenches.”
Neutral (using basic vocabulary only)
“A graveyard of animal and plant remains lies buried in the earth’s
crust.”
Educated
“The latest step on vertebrate evolution was the tool - making man.”
Technical
“Critical path analysis is an operational research technique used in
management.”
Opaquely technical (comprehensible only to an expert)
“Neuraminic acid in the form of its alkali - stable methoxy derivative was
first isolated by Klenk from gangliosides.”(Letter to Nature, November
1955, quoted in Quirk, 1984.)
I suggest the following scale of emotional tone:
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