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Ice Cream Blizzards
Fourth graders explore whether the making of homemade ice cream is a physical change or a chemical change in a lab experiment. Students identify states of matter, describe the physical properties of states, and collect temperature data...
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What's The Matter?
Fourth graders accurately describe various states of matter, Through experimentation, they change a variable to create a new state of matter. Students record their observations about the way matter is changed and the changes that occur...
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Biodiesel Combustion and Its Influences in NOx Emissions
Tenth graders evaluate the physical mechanisms that cause a change in NOx emissions. In this combustion lesson, 10th graders participate in a research project. Students create a presentation of their findings.
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Paper Chromatography
Students use this design the illustrate how ink can be separated into its component chemicals using paper chromatography. They use five unknown samples of ink on pre-labeled chromatography strips are provided to students. Students use...
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The Water Cycle and Global Warming
Students study the flow of water in the environment. In this water cycle lesson students evaluate the consequences of changes in the water cycle using data.
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Introduction to Minerals
Students discuss rocks and other earth materials made up of minerals. They identify minerals by means of their more obvious physical properties such as hardness, luster, color, streak, cleavage and fracture. They arrange a given set of...
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Science Investigation Using Water Quality
Eighth graders conduct an experiment that analyzes the physical and chemical characteristics of various water samples. They discuss the procedures and safety concerns for the water test, and test their water samples to determine if they...
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EGG-cellent POLYMER PACKAGING DESIGN
Pupils investigate the concept of a polymer using an experimental design of protecting an egg in a bookbag. They test the properties of polymers and form an educated solution to the proposed problem. Then they describe the steps used in...
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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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Environmental Chemistry
Eighth graders are introduced to the topic of Environmental Chemistry. In groups, they review the steps within the scientific method and develop their own hypothesis and design an experiment. They solve equations related to the...
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Preservation and the Power of Light
Students identify the effect of light on objects. In this scientific inquiry lesson, students use a chart to write a hypothesis about what will happen when colored construction paper is left in sunlight. Students observe and discuss the...
American Chemical Society
Colors Collide or Combine?
As part of a unit investigating the dissolving of M&Ms® candy coating, this instructional activity examines whether or not the different colors combine. There are no new concepts revealed in this particular instructional activity,...
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That Is Predictable
Students investigate the changes that can take place in an aquatic environment. They conduct research using a variety of resources. The research is used to report different possibilities of change because of abiotic or biotic factors.
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Heating Crystals
Young scholars 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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Temperature and Enzymes
Students compare the times it takes the milk in each of two cups to curdle. They are told that an enzyme that is added to the milk, rennin, is involved in the natural curdling process of milk. Students are asked to consider what...
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Science: Acid Base Quiz
In this science: acid base quiz worksheet, students answer 20 true or false questions, not interactively, about acids and bases, then scroll down to check their answers.
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Classifying Materials
Students collect data and make observations on how given element samples respond to the field of a magnet and they calculate the density of the samples by finding the mass and volume.
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When Things Heat Up
Ninth graders investigate relationship between the temperature and concentration of dissolved oxygen in water. They examine how pollution and other natural influences can cause the parameters to change. In groups, 9th graders collect...
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Air Masses
Students examine the physical characteristics of several types of air masses to discover how air masses can be identified and defined by their temperature and moisture content.
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Air Pollution Over Where?
Learners predict the movement of an air borne pollutant using their understanding of air currents. They determine which governments and/or communities should be contacted to be forewarned. They also explore the properties of their...
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The Penny Factory
Fourth graders identify the characteristics of a simple physical and chemical change. They describe objects by the properties of the materials from which they are made and separate or sort items using these properties. Students explain...
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Mixing Colors
Fifth graders perform experiments with color mixing and color changing. They observe the differences between physical and chemical changes and record their observations in journals.
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Developing a Theory About the Nature of the Contents of a Sealed Box
Students observe the changes of a closed chemical system. They record and analyze the data as they manipulate the system. They answer questions to end the instructional activity.
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Goofy Putty
Students examine mixtures and solution properties by making a borax polymer. In this chemical reactions lesson, students make a putty out of borax solution mixed to create a polymer.