Practice Contamination Of Sediments (1.1) - Contamination of Sediments

Practise this section

10 questions

Flashcard drill
4 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
Sign up to start the exercise
Quiz
4 questions · about 3 min · pass mark 70%. Hints available.
Sign up to start the quiz

6 sample questions

Question 1.
What does D-NAPL stand for?
Show hintHide hint
Think about density in relation to water.
Question 2.
What happens to L-NAPL after a spill in water?
Show hintHide hint
Consider the relationship of L-NAPL to water density.
3Question 3.
What is the primary characteristic of D-NAPLs?
- They float on water
- They sink to the bottom
- They dissolve easily
Show hintHide hint
Consider their density in relation to water.
4Question 4.
True or False: L-NAPLs are denser than water.
- True
- False
Show hintHide hint
No hint provided
Question 5.
A D-NAPL is released in a river. Describe the process from deposition to plume formation over 20 years, including factors that affect diffusion.
Show hintHide hint
Think about how time and water flow change chemical locations.
Question 6.
Analyze the implications of historical sediment contamination on current environmental policies and civil liability.
Show hintHide hint
Consider how laws might change in response to pollution evidence.

6 more questions in this section. Enroll free to practise them all.