Texas Instruments
Texas Instruments: Nitrate
Student uses the Nitrate Ion-Selective Probe to measure the Nitrate ions concentration in water samples. In another method, student converts nitrate ions to nitrite and uses the Colorimeter to measure nitrite and calculate the nitrate...
Science Education Resource Center at Carleton College
Serc: Nitrate Levels in the Rock Creek Park Watershed: Variability
Learning module focuses on measures of variability such as range, variance, and standard deviation which are used to examine nitrate levels and water quality.
US Geological Survey
Usgs: A National Look at Nitrate Contamination of Ground Water
This site features a map of the United States which indicates areas with the highest risk of nitrate contamination in ground water. Links to a description of ground water contamination in U.S.
Chemistry Collective
Chem Collective: Determine the Concentration of Unknown Silver Nitrate Solution
In this limiting reagents problem, students are asked to determine the amount of silver nitrate dissolved in a solution by performing a reaction with solid NaCl. In this randomized activity, each student is given a different unknown...
Other
Valley City Junior High's Water Research: Water Issues
This site talks about the nitrate and nitrogen forms that can be found and how to test for it. Includes illustrative diagrams and graphs.
Science Education Resource Center at Carleton College
Serc: Nitrate Levels in the Rock Creek Park Watershed: Meas of Central Tendency
Activity uses water-quality data from Rock Creek Park to illustrate elementary statistical measures of exploratory data analysis. The focus of the lesson is the nutrient limitation in a stream and the three measures of central tendency.
Science Education Resource Center at Carleton College
Serc: Disasters to Nature: Sensitivity of Ground Water Systems to Pollution
Students visit three sites to investigate the areas where there is very high sensitivity for ground-water pollution. They also test the quality of water, measuring the dissolved oxygen, pH, total phosphate, nitrates, turbidity, and...
Curated OER
Etc: Maps Etc: Production of Phosphate, Nitrates, and Potash in Africa, 1913
"Production of phosphate, nitrates, and potash in Africa in 1913.
Curated OER
Valley City Junior Highs Water Research: Water Issues
This site talks about the nitrate and nitrogen forms that can be found and how to test for it. Includes illustrative diagrams and graphs.
Curated OER
Valley City Junior Highs Water Research: Water Issues
This site talks about the nitrate and nitrogen forms that can be found and how to test for it. Includes illustrative diagrams and graphs.
Curated OER
Valley City Junior Highs Water Research: Water Issues
This site talks about the nitrate and nitrogen forms that can be found and how to test for it. Includes illustrative diagrams and graphs.
Science Education Resource Center at Carleton College
Serc: Investigating the Water Quality of the Root River in Lanesboro, Mn
This field investigation will be in collaboration with Eagle Bluff Environmental Learning Center in Lanesboro, MN link to Eagle Bluff. It will include chemical, biological, and physical tests. The chemical tests will include kits where...
Science Education Resource Center at Carleton College
Serc: Investigating Ponds and Streams: How Clean Is Our Water?
In this field lab, students investigate the differences in three city ponds. Students will compare pond life, temperature, pH, Ammonia, dissolved oxygen, and Nitrate. The student use the pond sheets (Flinn Scientific Catalog 2007) to...
Chemistry Collective
Chem Collective: Unknown Silver Chloride
Determine the concentration of silver ion in a Silver Nitrate solution using gravimetric analysis.
Other
Stanford University: Cellulose Nitrate
Background and chemical information on the precursor chemical to celluloid.
CK-12 Foundation
Ck 12: Earth Science: Nitrogen Cycle in Ecosystems
[Free Registration/Login may be required to access all resource tools.] Describes the nitrogen cycle.
CK-12 Foundation
Ck 12: Earth Science: Nitrogen Cycle in Ecosystems
[Free Registration/Login may be required to access all resource tools.] Describes the nitrogen cycle.
Zero Bio
Zero Bio: Cellular Respiration Game
Make sure you know your facts before playing this game! Concepts of cellular respiration are the focal point of the questions. Get them correct and hit the target, or get them wrong and your arrow will flop.
BBC
Bbc: Gcse Bitesize: Plant Disease
This lesson focuses on plant disease caused by mineral deficiencies including nitrogen and magnesium.
Curated OER
Educational Technology Clearinghouse: Maps Etc: South America, 1898
A map of South America in 1898. The map shows capitals and major cities, railroads, terrain, rivers, and coastal features, and includes an insert map of the Isthmus of Panama. "The chief industries in South America are herding,...
Curated OER
Unesco: Chile: Humberstone and Santa Laura Saltpeter Works
Humberstone and Santa Laura works contain over 200 former saltpeter works where workers from Chile, Peru and Bolivia lived in company towns and forged a distinctive communal pampinos culture. That culture is manifest in their rich...