Does the following text have an inappropriate shift in verb tense? If so, fix any verbs that don't match the tense of the verb in bold. If not, submit the text without making any changes. The photovoltaic cells in solar panels use energy from absorbed light to knock electrons in the cells loose. Electric fields in the cells then directed the electrons in a particular direction, creating a flow of electricity. Submit

Yes, there is an inappropriate shift in verb tense. Specifically, "directed" should be changed to "direct" to maintain consistency with the present tense established by the verb "use." Here’s the corrected sentence: The photovoltaic cells in solar panels use energy from absorbed light to knock electrons in the cells loose. Electric fields in the cells then direct the electrons in a particular direction, creating a flow of electricity.