We refer to a sentence as being in the "active voice" when the subject is performing the action of the sentence (the verb). A sentence is in the "passive voice" when the subject is being acted upon by ...
Writing in the active voice makes the meaning clear while keeping sentences from becoming complicated and wordy. Sentences using passive voice are not necessarily wrong, just less effective than ...
2. The passive voice uses more words than the active voice. 3. A sentence with a verb in the passive voice may leave the doer of the action unidentified. 4. Finally, notice that in each of the three ...