How does adding the affix -etic to the words energy, athlete, and poet change the meanings of these words?

it changes them from nouns to adjectives.
it changes them from adjectives to nouns.
it changes them from nouns to adverbs.
it changes them from adverbs to nouns

v

the direction of the magnetic field produced by an electric current will change when the direction of the electric current changes. for example : if a current is flowing in a straight length of wire, the magnetic field is described by a concentric circle (using right-hand rule).

why did you delete the answer?