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We found 19 resources with the concept nitrates
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Monitoring Amphibians
What sort of shoes do frogs wear? Open toad sandals. If your scholars want experience collecting field samples, this is the lesson for you. After learning the proper way to collect field samples, pupils catch amphibians to test for...
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"Conducting a Watershed Snapshot of Blockhouse Creek"
Students examine specific skills in assessing water quality from a holistic approach. They assess the health of a local watershed and identify problems in the local watershed and suggest remediation.
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Testing Water for Nitrate
How much is too much nitrate in the water? Young scientists discuss the question after they run their own nitrate tests. They also consider sources of nitrates and offer explanations for the levels.
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Acid Rain
Rain, rain, go away ... at least if your pH is below six! The sixth installment in a series of seven videos teaching about pollution and our atmosphere shows learners the facts about acid rain. Embedded pauses allow you to stop and check...
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Solubility Rules
The rules related to solubility of salts are explained in a video that shows the solubility table that summarizes them and concludes with why this information is important to know.
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Are Food Preservatives Bad for You?
It is safe to say that everything is best in moderation—including preservatives in food. Microbes and oxidation are the main reasons foods become spoiled. Thanks to preservatives, our foods end up having a longer shelf life. But what...
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Lithosphere and Groundwater
Focusing on the quality of our water sources, these slides are full of information about the aspects of our soil and groundwater that may affect pollution. The leaching of pollutants and their impact on health is explained. ...
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Nitrogen Cycle-Stream Side Science
A thorough background and nitrate sampling lab sheet are provided to share with your young scientists. After discussing the nitrogen cycle with the class, you will break them into small groups and show them how to use their inquiry...
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What Do Fish Want?
Topics covered by the notes in this presentation are water components, what is acceptable in terms of water quality for the fish living in it, ammonia and natural filtration, nitrates, and dissolved oxygen. Each slide has the same...
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Meat Processing
For this meat processing worksheet, students learn how nitrates are used as curing agents for meat and how tenderizers work. Students compare meat treated with nitrates with meat that has not been treated. Students complete 8 short...
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Scientific Data: It's Not as Pretty as It Looks!
The difference between accuracy and precision is fundamental for high school science learners. Using test kits for nitrate concentration in water, they compare readings with each other. They consider the accuracy, precision, and bias of...
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Names and Formulas of Compounds
In this chemistry worksheet, students write the correct formulas for each of the listed elements and combination of compounds. Then they write the correct names for each of the given formulas.
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Water Quality Survey
Students identify the differences in the water quality of a stream and complete water testing. In this water quality lesson students collect aquatic insects and identify them.
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How Can You Test Your Soil?
Students investigate chemicals in soil samples. In this soil science lesson, students test local soil to measure the pH, nitrate, phosphate, and potassium content.
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Solubility Homework Problem Set
In this chemistry learning exercise, students write the balanced equation for the reaction and rearrange the potassium expression to solve for x. Then they determine how many grams of silver chromatic can dissolve in a specified amount...
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Ecosystem Damage from Household Cleaners
Third graders assess the damage done to various ecosystems by cleaning products and discover how scientists test water quality. Using stream water and common household cleaning agents, they work in groups to test for pH levels. Once...
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Investigate Factors Affecting Nitrates in Groundwater
Students participate in an experiment in which they investigate the factors affecting the levels of nitrates in groundwater. Using examples, they explain the nitrogen cycle and identify the sources of chemical nitrogen fertilizers. ...
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Effects of Nitrate and Phosphate Changes on the Growth of Algae
Pupils determine the effects of an increase of the amount of nitrate and phosphate levels on the growth of algae. the development of a hypothesis is encouraged and students proceed to a conclusion based on their results.
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Water Quality and Nitrates & Phosphates
Students examine the effects of nitrates and phosphates on the dissolved oxygen levels in different water sources. In this series of 3 lessons, they consider the reasons for nitrate and phosphate level increases and their effects on...