Yr8 Flood hydrographs

What is the name for the part of the hydrograph where the waters are going up?

• Rising limb

• Surging limb

• Advancing limb

• Growing limb

The section of a hydrograph where the water is going down has TWO names:

• recessional limb

• falling limb

• deflationary limb

• declining limb

Which type of drainage basin will experience more flooding?

• Long and narrow

• Round

Which arrives first?

• Peak rainfall

• Peak discharge

What is the missing word in this explanation?

• Capacity

• Velocity

• Bedload

• Gradient

Which is the LEAST likely environment to flood?

• V-shape valley

• U-shape valley

• Floodplain

Drainage basins with high levels of ______ are MOST likely to flood.

• Surface runoff

• Throughflow

• Groundwater flow

What is the name for the process where water flows over the land?

• Surface runoff

• Infiltration

• Groundwater flow

• Evaporation

It is better to have a... lag time

• Long

• Short

The name for a river more likely to flood is

• Flashy

• Bangy

• Boomy

• Sparky