Unit EM Activity 1: Interactions and Motion To show and then play a movie, click on the arrow or the movie title/description. Repeat to hide it. Initial Ideas: Cart on smooth track given a quick shove and then stopped. Initial Ideas: Cart on smooth track given a quick shove and then stopped. Exploration #1, STEP 1: Comparing motion of a pushed and pulled cart. Exploration #1, STEP 1: Comparing motion of a pushed and pulled cart. Exploration #1, STEP 2a: Cart pushed and pulled in various ways. Exploration #1, STEP 2a: Cart pushed and pulled in various ways. Exploration #2, STEP 2: Recording a speed-time graph for a cart given a quick shove and then stopped. Exploration #2, STEP 2: Recording a speed-time graph for a cart given a quick shove and then stopped. Exploration #2, STEP 3B: Recording a speed-time graph for a cart given a second push in the same direction as its motion. Exploration #2, STEP 3B: Recording a speed-time graph for a cart given a second push in the same direction as its motion. Exploration #2, STEP 3C: Recording a speed-time graph for a cart given a gentle tap in the opposite direction to its motion. Exploration #2, STEP 3C: Recording a speed-time graph for a cart given a gentle tap in the opposite direction to its motion. Exploration #2, STEP 3D: Recording a speed-time graph for a cart given a tap to reverse its direction. Exploration #2, STEP 3D: Recording a speed-time graph for a cart given a tap to reverse its direction. Exploration #2, STEP 5: Slow-motion cart push, with speed-time graph Exploration #2, STEP 5: Slow-motion cart push, with speed-time graph Return to Unit EM Resources Page Copyright © 2020 Next Gen PET