Podcast
Questions and Answers
What is the main factor that helps in the formation of stream valleys?
What is the main factor that helps in the formation of stream valleys?
- Erosion caused by running water (correct)
- The presence of trees along the stream
- Movement of water in the opposite direction
- Deposition of broken-down rock or soil
What characterizes a floodplain in a stream valley?
What characterizes a floodplain in a stream valley?
- Deep valley walls
- Wide and level bottom area (correct)
- Slope at the bottom of the valley
- Presence of trees along the stream banks
Which stage in the aging process of a stream valley has a steep gradient to the land and vigorous water flow?
Which stage in the aging process of a stream valley has a steep gradient to the land and vigorous water flow?
- Old age stage
- Maturity stage
- Decline stage
- Youth stage (correct)
What happens when a stream erodes enough land to form a stream valley?
What happens when a stream erodes enough land to form a stream valley?
Why are floodplains important in stream valleys?
Why are floodplains important in stream valleys?
What is the major mechanism that causes changes to the land around running water sources?
What is the major mechanism that causes changes to the land around running water sources?
What characteristic defines a stream valley?
What characteristic defines a stream valley?
What characterizes stream valleys in the youth stage?
What characterizes stream valleys in the youth stage?
What happens to the valley in the maturity stage of a stream valley?
What happens to the valley in the maturity stage of a stream valley?
What characterizes a mature stream valley?
What characterizes a mature stream valley?
Why are stream valleys in the old age stage more susceptible to floods?
Why are stream valleys in the old age stage more susceptible to floods?
What happens to the stream flow in a mature stream valley compared to a youth stage valley?
What happens to the stream flow in a mature stream valley compared to a youth stage valley?
Which characteristic is not typical of a youth stage stream valley?
Which characteristic is not typical of a youth stage stream valley?
In which stage does a stream valley begin to erode the sides instead of downward?
In which stage does a stream valley begin to erode the sides instead of downward?
What leads to the formation of a large floodplain in a mature stream valley?
What leads to the formation of a large floodplain in a mature stream valley?
