Filled with high interest exercises, this Grade 12 Unit 7workbook focuses on electromotive force, electron flow, resistance, circuits. Lifepac science curriculum brings the physical world of God's creation into focus. Students conduct experiments to reinforce scientific concepts, such as current electricity. Perfect for students who flourish in a self-paced, individualized learning format, each consumable Lifepac combines lessons, exercises, projects, reviews, and tests. Paperback.