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    During the week of May 13th, the CO2 level at the Mauna Loa Observatory in Hawaii topped 400 ppm repeatedly. Daily levels of CO2 can vary due to weather, and there are seasonal trends as well. The level of atmospheric greenhouse gases continues to increase, now over 120 ppm since the Industrial Revolution began. For more on the Keeling Curve, see http://keelingcurve.ucsd.edu/. Find out more about greenhouse gases and warming.
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Introduction to Ozone Reading Activity

Summary:
This is a worksheet that leads students through a reading assignment on ozone. Materials:

Worksheets:

Purchase PDF/PPT versions
Source:
Reading assignment from LEARN web site. Worksheet courtesy of Jennifer Bergman.
Grade level:
 7 - 12
Time:
prep time: 5 minutes, class time: 20 minutes
Student Learning Outcomes:
  • Students will become familiar with ozone in the troposphere and how it is different from ozone in the stratosphere.
Lesson format:
Reading and writing activity

National Standards Addressed:

DIRECTIONS:

  1. Download and print the Introduction to Ozone Article. Make copies for your students. Or have students read article on-line.
  2. Have students read the article and fill out the accompanying worksheet.
  3. Use answer key below to grade student work or to have students check their work.

ASSESSMENT:

Please use this answer key to grade student work.

RELATED SECTIONS OF THE WINDOWS TO THE UNIVERSE WEBSITE:

OTHER RESOURCES:

Last modified May 20, 2004 by Jennifer Bergman.

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