Surface/Running Water

True or False: All water is from surface runoff

• True
• False

The ability of a stream to erode and transport materials depends largely on its ________.

• velocity
• volume
• gradient
• length

Ocean -> Evaporation -> Condensation
Which of these would come next in the water cycle?

• Aeration
• Deposition
• Sedimentation
• Precipitation

Deposition by moving water in a river is most likely to occur as the

• water slows down
• water speeds up
• water becomes warmer
• riverbed becomes steeper

What is occurring at A in the diagram?

• runoff
• precipitation
• evaporation
• condensation

What process is happening at C in the diagram?

• runoff
• precipitation
• condensation
• transpiration

An area of land in which all of the water falling or flowing over it drains to the same location is a/an…

• watershed
• watertable
• river
• aquifer

How much of the Earth's water is fresh and usable?

• 97%

• all of it

• less than 1%

• more than 3%

Factors that affect runoff are

• amount of rain

• rate of rain

• the phase of the moon

• vegetation

All rivers flow...

• down hill

• south except a few

• south in the Northern Hemisphere

• north in the Southern Hemisphere