ISP 203L – Prelab 10
Answer the questions on this document. Highlight your answers by changing the font color.
Answer the following questions on your own and in your own words. Cite your sources when
applicable. Save as a PDF prior to submitting on D2L.
Readings linked through D2L
Please read the following and answer the associated questions.
USGS – Impervious surfaces and flooding (https://www.usgs.gov/special-topic/water-scienceschool/science/impervious-surfaces-and-flooding?qt-science_center_objects=0#qtscience_center_objects)
1. (1 point) In your own words, describe what is meant by impervious cover
An impervious cover is when the surface doesn’t allow water to seep
2. (1 point) In your own words, explain how impervious cover and flooding are related.
USGS – GLRI Urban Stormwater Monitoring
(https://wim.usgs.gov/geonarrative/GLRI_urban_stormwater/)
3. (1 point) In your own words, describe the purpose or goal of developing using green
infrastructure.
4. (1 point) In your own words, provide an example of a green infrastructure option and how it
works.
Lab 10 Inquiry (1 point)
We will be investigating whether there is a relationship (correlation) between watershed size
and percent impervious cover.
5. Is there a relationship between these two variables? What is your hypothesis?
a. If so, what type of a relationship.
b. If not, why?