For the InstructorThese student materials complement the Water Science and Society Instructor Materials. If you would like your students to have access to the student materials, we suggest you either point them at the Student Version which omits the framing pages with information designed for faculty (and this box). Or you can download these pages in several formats that you can include in your course website or local Learning Managment System. Learn more about using, modifying, and sharing InTeGrate teaching materials.
Formative Assessment 2: Relative Humidity and Dewpoint
Answer each question in 2-3 complete sentences. Consider each question carefully and be sure to provide a complete answer.
- For an air mass at 25 ° C, and with a water content of 10 g/m3, find the relative humidity and report it. Also report the dewpoint.
- If that air mass is heated to 35 ° C, what would the relative humidity be?
- Imagine that it is 22 ° C outside, and currently foggy and drizzling. How much H2O vapor is in the air (report your answer in g/m3)?
- Report your current location, and the relative humidity and temperature there. Also report the dewpoint.
- Look at the weather forecast. What is the low temperature forecast for the next 24 hours? Do you think it will rain or snow? Why?
Download the worksheet (Microsoft Word 2007 (.docx) 60kB Mar28 17) to be used when submitting your assessment.
Submitting your Answers
Bring your written answers to class. If they are hand-written, be sure your writing is legible. If your handwriting is not clear, please type and print your answers.
Scoring and Rubric
Each answer will earn a maximum of 5 points, as described in the rubric below.
|Work Shown||Possible Points|
|Answer reflects careful consideration of the question||2|
|Answer is appropriate in length||1|
|Answer is legible||1|
|Answer given in complete sentences, correct spelling and grammar||1|