Flashcards
rivers key terms (STORM HYDROGRAPH)
Flashcards do conjunto (13)
- 1hydrographa graph to show the variations in a river's discharge over a short period of time, usually during a rainstorm
- 2floodwhen the capacity of a river to transport water is exceeded in the river channel and water flows over the river banks
- 3river dischargethe volume of water flowing through a river channel
- 4rising limbthe period of rising river discharge following a period ofrainfall
- 5peak rainfallthe hour of greatest rainfall during the storm
- 6peak dischargethe point of maximum river discharge caused by the storm
- 7falling limbthe period of time when the river's discharge is falling after it has reached peak discharge
- 8base flowthe average level of discharge of the river caused by the water flowing into the river from tributaries and groundwater
- 9lag timetime between peak rainfall and peak discharge
- 10storm flowthe discharge of a river above base flow caused by a storm event
- 11flashy hydrographa storm hydrograph that has a steep rising limb and means the river flooded quickly
- 12gentle hydrographa storm hydrograph that has a shallow rising limb and beans the river flooded slowly
- 13bankfull dischargethe maximum discharge that a particular river channel is capable of carrying without flooding
Informações
- Descrição
- AS - Level Geography FlashCards sobre rivers key terms (STORM HYDROGRAPH), criado por Lucy Sheard em 17-03-2016.
- Criado por
- Lucy Sheard
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