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Three Methods of Heat Transfer
Students participate in a variety of experiments designed to illustrate types of heat transfer including conduction, convection and radiation. They complete worksheets as an assessment of the experiments.
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Exothermic Rehydration of Gypsum
Students observe exothermic reactions in the lab using plaster. In this chemistry lesson, students collect data from their experimental set up every five minutes. They explain the different stages in the hardening of plaster.
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Heat and Temperature
Ninth graders explore the relationship between heat and temperature. After performing experiments, 9th graders record their observations and discuss the results. They investigate the properties of heat and explore how energy possessed...
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The Plasma Membrane
In this plasma membrane worksheet, students will explore how cells are able to maintain homeostasis and the function of the plasma membrane. This worksheet has 6 fill in the blank and 7 true or false questions.
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The Cell Membrane
In this cell membrane activity, students use the Nelson Biology text to complete the blanks. Students then sketch and label two figures found within the text.
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Playing With Polymers
Students explore the world of polymers. In this chemistry activity, students make polymers and observe their properties. Follow-up questions and extension activities are included.
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Hot Stuff
Students investigate if heat can change the form of matter. In this physics lesson, students use heat sources to observe the changes in an ice cube. Students graph which heat source changed the matter the fastest.
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Through Thick or Thin!!!
Students differentiate between high and low viscosity. Students collect, graph, and interpret data, then quantitatively measure polymer solids. Students experiment with a household example of an emulsion polymer.
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Does Size Matter?
Students explore chemical solutions. In this chemistry lesson, students investigate the relationship between three related experiments about solutions. Students determine variables that affect the chemical concentration of each solution.
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The Ideal Gas
In this ideal gas worksheet, students read about the conditions necessary for an ideal gas to exist. They also read about the deviations from the ideal gas situation and answer four questions about ideal gases.
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Ideal Gas Mixtures
In this idea gas activity, students review Dalton's law of partial pressures, vapor pressure, relative humidity, and dew point. Students answer 3 problems.
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What is pH?
Students describe pH and the importance of it in the natural world. In this Biology lesson students compare the pH of different mixtures.
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The Chemistry of Life
In this chemistry of life worksheet, students will review key terms of plant cell structure and chemistry by reading 13 clues to complete the puzzle. Word bank is included.
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To Smell or Not to Smell, That is the Ester
Young scholars explain the basic concepts of polymerization. Students participate in a lab to create a crude preparation of carboxyl esterase and test its effectiveness in reducing the residual monomer in an emulsion such as paint.
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How Are The Properties of Covalent Compounds Influenced By Chemical Bonding?
Students work together to observe the bond lengths of single, double and triple bonds. They make their own predictions about the strength of the bonds and chemical reactions. They answer discussion questions to complete the...
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Sunlight and Warm Air
Students discuss radiant energy from the sun, performing a simple experiment with sun glasses and bright light to demonstrate the concept. Students further participate in simple in-class experiments to demonstrate: air density as it...
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Surface Tension and 3D Soap Films
Students are introduced to the concept of surface tension, its dependence on material composition, and how it can produce uniquely shaped surfaces.
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From One End to the Other
Seventh graders become more familiar with how our food is broken down mechanically and chemically. They also trace the food through the alimentary canal.
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Household Chemicals
In this chemicals instructional activity, students review how to read chemical labels, define an acid-base indicator, and decide which way strong acids can be dangerous. This instructional activity has 15 short answer and 20 fill in the...
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Moles, Molarity, Grams, and Formula Units
In this atoms learning exercise, students calculate the number of moles, molarity, grams, or formula units for 20 different problems.
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Chemical Reactions and Burning Fossil Fuels
In this chemistry worksheet, students select answers to 24 multiple choice questions using the drop down box. They identify the different atoms involved in the chemical reaction.
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Polymerization Experiments
Students explain the process of polymerization. In this chemistry instructional activity, students produce carboxylesterase in the lab. They test its effectiveness in removing the by-product odor.
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The Big Burp:A Bad Day in the Paleocene
Students describe the overall events that occurred during the Paleocene extinction event as well as the processes that are believed to result in global warming after group research. They infer how a global warming event could have...
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Entropy
In this entropy worksheet, students review the Second Law of Thermodynamics and explore how entropy changes. This worksheet has 5 word problems.
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