Classify the following as endothermic or exothermic: \begin{tabular}{|l|l|} \hline & endothermic or exothermic \\ \hline An explosion & \\ \hline A reaction in which the temperature increases & \\ \hline A reaction in which the temperature decreases & \\ \hline \end{tabular} Classify the following as kinetic energy or potential energy \begin{tabular}{|l|l|} \hline & kinetic energy or potential energy \\ \hline A football thrown by a quarterback & \\ \hline A car in the parking lot with a full tank of gas & \\ \hline A ball rolling down a hill & \\ \hline \end{tabular}