2. Scenario 1: walk slowly at a constant speed away from the motion sensor. Scenario 2: walk slowly at a constant speed toward the motion sensor. Scenario 3: roll a ball slow (constant speed) away from the motion sensor. Scenario 4: roll a ball slowly away from the motion sensor, stop the ball for a few seconds, roll the ball slowly back toward. Cluster 1

3. Scenario 1: walk slowly at a constant speed away from the motion sensor. Dist Time (s) 0 (m) + Distance Graph Velocity Graph Vel. Time (s) 0 (m/s) + -

4. Scenario 2: walk slowly at a constant speed toward the motion sensor. Velocity Graph Vel. Time (s) 0 (m/s) + - Dist Time (s) 0 (m) + Distance Graph

5. Scenario 3: roll a ball slow (constant speed) away from the motion sensor. Velocity Graph Vel. Time (s) 0 (m/s) + - Dist Time (s) 0 (m) + Distance Graph

6. Scenario 4: roll a ball slowly away from the motion sensor, stop the ball for a few seconds, roll the ball slowly back toward. Velocity Graph Vel. Time (s) 0 (m/s) + - Dist Time (s) 0 (m) + Distance Graph

7. Scenario 1: roll a ball down a gentle slope away from the motion sensor. Scenario 2: roll a ball down a steeper slope away from the motion sensor. Scenario 3: Have a ball at rest. Roll it so slowly on a flat surface so it stops moving within four seconds. Cluster 2

8. Scenario 1: roll a ball down a gentle slope away from the motion sensor. Velocity Graph Vel. Time (s) 0 (m/s) + - Dist Time (s) 0 (m) + Distance Graph

9. Scenario 2: roll a ball down a steeper slope away from the motion sensor. Actual Vel. Time (s) 0 (m/s) + - Dist Time (s) 0 (m) + Distance Graph

10. Scenario 3: Have a ball at rest. Roll it away so slowly on a flat surface so it stops moving within four seconds. Velocity Graph Vel. Time (s) 0 (m/s) + - Dist Time (s) 0 (m) + Distance Graph

11. Interpreting Velocity Graphs Velocity readings in quadrant I indicate the motion is ____ from the sensor or point of reference. Velocity readings in quadrant IV indicate the motion is ______ the sensor or point of reference. Vel. Time (s) 0 (m/s) + - Velocity Graph away towards away towards

12. Cluster 3 Scenario 1: roll a ball up a ramp away from the motion sensor. Scenario 2: drop a ball under the motion sensor (don’t look at data after it has bounced). Scenario 3: roll a ball up a ramp, let it go to the top and roll back toward the motion sensor (don’t let it hit it please).

13. Scenario 1:roll a ball up a ramp away from the motion sensor. Stop it at the top of the ramp. Dist Time (s) 0 (m) + Distance Graph Vel. Time (s) 0 (m/s) + - Velocity Graph

14. Scenario 2:drop a ball under the motion sensor (don’t look at data after it has bounced). Vel. Time (s) 0 (m/s) + - Velocity Graph Dist Time (s) 0 (m) + Distance Graph

15. Scenario 3: roll a ball away up a ramp, let it get to the top and roll back toward the motion sensor. Vel. Time (s) 0 (m/s) + - Velocity Graph Dist Time (s) 0 (m) + Distance Graph