RIVER SYSTEM 2

beginning of a river.

• mouth
• headwaters
• tributary
• watershed

end of river

• mouth
• headwaters
• tributary
• confluence

land drained by a river system

• watershed
• tributary
• confluence
• river

moving in the direction of the current

• upstream
• confluence
• downstream
• undertow

moving against the flow of the river

• downstream
• upstream
• current
• confluence

What are tributaries?

• bends in the river

• wide areas of water near the mouth

• where the river reaches the sea

• small streams or rivers that run into the main channel

When an area floods, the water table rises above the surface of the ground. Which of the following processes has likely slowed down or stopped completely?

• Infiltration

• Runoff

• Groundwater Discharge

• Evaporation

Which of the following describes an area of land where all the water drains into a river?

• River Basin

• Water Shed

• Drainage Basin

• River

Which of the following actions would cause a lowering of the water table?

• Pumping Water from a Well

• Rainfall

• Using pesticides on crops

• Surface Runoff

What is the movement of soil from one place to another?

• weathering
• deposition
• discharge
• erosion