2. Did the investigation plan include procedures and data to be collected? elephant toothpaste

Answer 1

2. Yes, the investigation plan did include procedures and data to be collected for the elephant toothpaste experiment. The procedures involved mixing hydrogen peroxide, dish soap, and yeast in a plastic bottle and recording the observations of the reaction. The data to be collected included the height and volume of the foam produced, the time it took for the reaction to occur, and any other relevant observations.