This ppt introduces the following 8 vocabulary words: balanced force, unbalanced force, action, reaction, work, constant speed, X-axis, and Y-axis. There is one slide for each vocabulary word that includes the definition and an illustration. Also, includes a slide titled "A Picture is Worth a Thousand Words!" Students are to illustrate each vocabulary word in their journals or the slide can be copied for each student. Look for additional ppts for Force and Motion with different vocabulary.