name:
SID#:

Worksheet #2: Pollution Control
(Aka Study Guide for Exam 2)

Approximate Exam format: 25 multiple choice (60% of grade) & 4 short answer (40% of grade)

Instructions: * Add notes to each of the study questions or prompts below. Limit your responses to a total of eight (8) typewritten pages [Encouraging you to write more in-depth answers]. Make sure your name and SID# is on every page and staple the pages together. * You may discuss answers with your team-members; however, each student must submit an individual assignment. Plagiarism or submitting the same answers is not permitted. * This worksheet is due at the end of the period on Thurs, October 30, 2014. * Late worksheets will not be accepted.

1. Explain the relationship (and differences) between emissions, ambient concentration, and exposure.
Emissions refer to the quantity of a pollutant directly released into the environment, while ambient concentration refers to the concentration of those pollutants in the atmosphere. Exposure is the number of people exposed to these pollutants.

2. Explain the difference between primary and secondary pollutants
Primary pollutants are pollutants released directly from a source, while secondary pollutants form in the atmosphere or environment through chemical reactions with primary pollutants.

3. Explain the difference between point source and non-point pollution. Give an example of each. What makes one more difficult to regulate than the other?
Point source pollution is released from a single, identifiable source, while non-point pollution is released from various, not necessarily identifiable sources over a large area. Point source solution can refer to, for example, emissions from a smoke stack, while an example of non-point source pollution could be water pollution. Non-point source pollution is more