Before revision: Some of the discovery-based questions in field hydrology included 1) determining which parts of the watershed were most important in determining water delivery to the channel, 2) how the presence of 'old' water could be explained by groundwater travelling into the stream, and 3) how there could be an explanation for flashy hydrographs when there was no overland flow visible.
After revision: Some of the discovery-based questions in field hydrology include 1) determining which parts of the watershed are most important in determining water delivery to the channel, 2) how the presence of 'old' water can be explained by groundwater travelling into the stream, and 3) how there can be an explanation for flashy hydrographs when there isthat have been asked no overland flow visible.