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Water and Ice
Students observe water as it changes form. In this water lesson students observe, measure, and describe water as it changes state.
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Bad Microbes in Food Processing
Students complete an experiment to determine if there are bad microbes in food processing.In this bad microbe experiment, students use apples to see how they react to oxygen. Students test apples with chemicals to observe the changes.
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How much Carbon Dioxide is in My Seltzer Water?
Students discover the law of conservation of mass though experimentation. In this chemistry lesson, students experiment with acid - base indicators to determine the presence of carbon dioxide. Students complete the labs with analysis...
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Naming Inorganic Compounds
In this inorganic compounds activity, students complete 2 charts by writing the names or chemical formulas of given ionic and covalent compounds.
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Oxygen Levels and Aquatic Plants and Animals
Learners design an experiment to test the effects of a change in the amount of dissolved oxygen of water on aquatic plants and animals. Questions are offered for exploration and experiment design. Results are tabulated and conclusions...
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Science of War
Tenth graders, from an environmental perspective, study the pros and cons of war. Distinctions between characteristics of biological, chemical and nuclear threats and the impact of economic development are considered.
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Reaction Rates
Students work in groups of 4-6 for the experiment/activity part of this exercise. They base their explanation on what they observed. Students observe how substances react chemically in characteristic ways with other substances to form...
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Water-Holding Capacity
Students design and conduct an experiment to compare the water-holding capacity of sand, soil, and moss. They measure the change in weight for each material after adding the same amount of water to each material.
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The Gulf War and its Consequences
Pupils study the historical background of Desert Storm/Desert Shield. They determine that not all Americans were in favor of the Gulf War and examine the Gulf War Syndrome. They discover that another possible cause pertains to...
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Concentration and Reaction Rates
Students investigate how varying the concentrations, volumes, and other factors affects reaction rates. Students design and conduct investigations to obtain data used to create graphs of an uncatalyzed reaction vs. a catalyzed reaction....
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Effects Of Weathering
Third graders simulate weathering and erosion using sand and soil. They define weathering and the ways in which surfaces become weathered. Working as a class, 3rd graders complete various activities that demonstrate physical and...
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Water and Ice
Students examine water. In this chemistry instructional activity, student examine the physical properties of water and how it changes from a liquid to a solid or a gas. This instructional activity contains links to a second and third...
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Solar Cell Simulation
Second graders describe how energy moves from the Sun to the photovoltaic cell to the wire and to the load. In this solar cell simulation instructional activity, 2nd graders demonstrate the movement of photons and electrons to emulate...
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Preservation and the Power of Light
Students identify the effect of light on objects. In this scientific inquiry lesson plan, students use a chart to write a hypothesis about what will happen when colored construction paper is left in sunlight. Students observe and discuss...
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Salty Sea Water
Young scholars conduct an experiment to find out if there is salt in the ocean. In this scientific inquiry lesson, students pour a cup of salt water onto an aluminum plate and observe the changes over a few days. Young scholars complete...
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Energy Worksheet
In this energy learning exercise, learners calculate the enthalpy of chemical reactions to answer 9 problems. They determine whether the reaction is exothermic or endothermic.
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Disease Information Station
Tenth graders study disease and how it changes normal body functions. In this research lesson students research a disease and use a word processing software to construct a presentation.
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Factors Affecting Plant Growth
Students determine the physical and chemical factors that affect plant growth. In this biology lesson, students explain the role of hormones in plants. They investigate how competition with other plants affect their growth.
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Temperature and Keq
The presentation offers a set of three problems related to temperature and equilibrium reactions. It walks through solving each, reminding pupils how to figure for the forward and reverse rates.
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Global Warming Statistics
Students research real-time and historic temperature data of U.S. and world locations, and analyze the data using mean, median, and mode averages. They graph the data and draw conclusions by analyzing the data. A spreadsheet is used to...
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Let's Heat Things Up!
Students build and evaluate simple models to understand the greenhouse effect. They explore the role of increased greenhouse gas concentration in global warming, and the implications of global warming theory for engineers, themselves...
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Environmental Issues
In this environmental issues worksheet, students are given 10 current topics that are problems in our environment today. They complete sentences about each topic by filling in the blanks with the appropriate terms. Some of the issues...
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Science: Acid Base Quiz
In this science: acid base quiz learning exercise, learners answer 20 true or false questions, not interactively, about acids and bases, then scroll down to check their answers.
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Heating Crystals
Learners examine the effects of heating on various crystals. They formulate and revise scientific explanations and models using logic and evidence. Students work individually during this experiment.
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