This is the formula we used to calculate for final velocity on worksheet three. David explained to us how to get to this formula rather than just using it because google said so. This was a great refresher on using graphs to derive formulas rather than to depend on someone else and hope they did it right. Since we all had PHY121, this was already familiar.
I had never included this stage of the class into a weekly summary, but I thought it to be necessary since it is such a traditional moment of every day. This captures John and James taking their pictures in preparation for their weekly summaries.