7.7.1.1 state the work of rivers and streams 7.7.1.2 identify one characteristic of different stages of river development 7.7.1.3 define erosion, deposition, transportation, meander, alluvium, ox bow lake, delta and river basin 7.7.1.4 recognize the main features of river valleys on photographs and large scale maps 7.7.1.5 examine a case study of a local river or stream near their school
7.7.3.1 describe four human activities that can cause problems to rivers and streams 7.7.3.2 explain the negative imp acts rivers can have on humans and the environment 7.7.3.3 explain how human activities can have impacts on rivers and streams