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Salt Marsh in a Pan
Young scholars create a model of a salt marsh to discover the impact of pollution and human activities on water-based habitats including bays and the ocean. They recognize the relationship between natural and developed areas. Students...
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Water Quality Monitoring
Pupils comprehend the four parameters of water quality. They perform tests for salinity, dissolved oxygen, pH and clarity or turbidity. Students comprehend why scientists and environmental managers monitor water uality and aquatic...
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UV Beads
Learners recognize preventitive measures that can be taken to reduce the risks associated with exposure to solar radiation. They explain why solar radiation can be harmful. They utilize beads that turn color when exposed to UV rays. Good...
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Sour Milk Experiment
Students experiment with milk to understand the importance of pasteurization. In this pasteurization lesson, students learn background knowledge about bacteria in milk and the process of pasteurization. They complete an experiment to see...
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Dissolved Oxygen in an Aquatic Ecosystem
Students explain why dissolved oxygen is important in aquatic ecosystems. They evaluate the optimal dissolved oxygen levels for living organisms.
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Phytoplankton and Ocean Color
Fifth graders identify function of phytoplankton in the biospere by conducting experiments and simulations and reading for information. They detect the presence of phytoplankton in bodies of water by examining ocean in satellite images...
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The Measurement Of Acids And Bases
Students investigate the differences in chemistry between an acid and a base substance. They conduct measurements based upon the pH scale and then answer the questions included in the instructional activity. The information for the...
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pH
Learners use a Colorimetric test to measure pH and gain the importance to life in an aquatic ecosystem pH is. They explore the dramatic effect pH level can have on a water body. Students test the pH level of many water samples.
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Acids and Bases Crossword
In this chemistry learning exercise, students complete a crossword puzzle with 27 clues about acids and bases. Each clue lists number of letters for correct word.
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Answers for Acids and Bases Crossword
In this chemistry activity, students are provided with the answers for a crossword puzzle with 27 clues about acids and bases.
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Earthquake!
Students gain an understanding of earthquakes. They examine vocabulary associated with earthquakes, how earthquakes happen, and preventive measures taken to diminish damage or harm in the event that an earthquake should happen.
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Mixtures
Sixth graders experiment with mixtures. In this chemistry instructional activity, 6th graders determine which mixtures are considered heterogeneous, a suspension, a solution or a colloid. Students create a data sheet of what they discover.
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More on Temperature and Solubility
Students discover how temperature effects the solubility of solutes by experimenting with a range of temperatures. They develop skills for observing, inferring, measuring, comparing and contrasting.
Michigan Sea Grant
Water Quality
Learners observe water samples and measure the samples' water quality. Students develop their own criteria for measuring water quality and test for temperature, acidity, oxygen levels, turbidity, conductance, sediment and hardness.
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The Pure, The Mixture, The Unknown
Ninth graders participate in classroom discussions, demonstrations and hands-on laboratory activities about pure substances and mixtures with a focus on common household materials. They investigate: What is a pure substance? What is a...
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Microarrays: Chipping Away at the Mysteries of Science and Medicine
Students research microarrays on the internet in cooperative groups. Students write an essay describing the use of microarrays in environmental research and in medicine.
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HOW IS PH DETERMINED?
Learners estimate the pH based on the use of an unknown substance, determine whether an unknown substance is acid, base or neutral, and evaluate, by the pH determination, which of the unknowns is the strongest acid or base.
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pH and Titration
In this pH worksheet, students review the titration procedure and the significance of the stoichiometric point. This worksheet has 2 problems to solve.
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Science: What Happens to Create the Lode?
Students understand how mineral deposits are formed and why they are not evenly dispersed. They create and describe three different precipitates from four solutions simulating mineral ore deposit formation in sedimentary rock.
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Water Quality
Learners play the role of scientists testing for water quality in the area. In this ecology lesson, students determine the water sample's pH, temperature, dissolved oxygen and turbidity. They write a journal reflection after the activity.
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Water Quality Monitoring
Students study the water quality of a stream in their area, by measuring the temperature, pH, alkalinity and conductivity. They integrate biology with earth science when using the microscope to study the living organisms in the water.
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Can You Catch the Water?
Students work together to construct a model of a water catchment basin. They survey water patterns and complete experiments to see where rain travels and collects. They discover how engineers design structures that help with drainage.
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Teaching about Conductivity
High schoolers explore conductivity and productivity in aquatic systems.
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The Breathtaking Nature of the Urban Explosion, Part 4
Learners explore the respiratory system. They use a computer to monitor the respiratory rate of an individual. They determine residual oxygen levels in exhaled air. Students evaluate how internal 02 and C02 concentrations influence...