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6. what was the lowest speed estimate for the verbs

  • smashed
  • contacted
  • hit
  • collided

7. what was the critical question in the second experiment

  • were was the broken glass
  • how much broken glass did you see
  • did you see any broken glass
  • was there broken glass

8. how many ppts was there in the second experiment

  • 160
  • 150
  • 155
  • 120