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Does Size Matter?
Students explore chemical solutions. In this chemistry activity, 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 instructional activity, high schoolers 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 worksheet, learners 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?
Learners 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 activity, 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
Students 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 lesson.
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Sunlight and Warm Air
Pupils 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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The Big Burp:A Bad Day in the Paleocene
Young scholars 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, learners review the Second Law of Thermodynamics and explore how entropy changes. This worksheet has 5 word problems.
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Household Chemicals
In this chemicals worksheet, students review how to read chemical labels, define an acid-base indicator, and decide which way strong acids can be dangerous. This worksheet has 15 short answer and 20 fill in the blank questions.
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States of Matter
In this states of matter worksheet, students read a 2 page article on the 5 states of matter, answer statements with multiple choice answers, fill in 4 fill in the blank statements and 3 true or false statements about the 5 states of...
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Moles, Molarity, Grams, and Formula Units
In this atoms activity, students calculate the number of moles, molarity, grams, or formula units for 20 different problems.
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Matter: Build a Word
Fourth graders examine matter and the periodic table of elements. In this matter lesson, 4th graders discuss atoms and their composition. Students explore the periodic table of elements and use it to spell words out of the elements.
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Giants of the Protozoa
Students describe and define xenophyophores. For this protozoa lesson students divide into groups and complete a lab activity.
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Chemical Reactions and Burning Fossil Fuels
For 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 lesson, students produce carboxylesterase in the lab. They test its effectiveness in removing the by-product odor.
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The Big Burp: Where's the Proof.
Students explore the Cambrian explosion and Paleocene extinction events. In this climate change instructional activity, students read articles to link evidence they find to extinction and climate change. Links to the articles are...
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How Does Convection Happen in Our Atmosphere?
Students explore convection and how it happens in the earth's atmosphere.
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Enzymes
Tenth graders observe enzyme activity. They discuss the relationship between drug use and enzyme activity.
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What is DNA? DNA Extraction from Kiwifruit
Learners isolate DNA from kiwi cells, spool DNA from a kiwi, describe role of the DNA and genes, and explain how knowledge of DNA and genes can be used in genetically modifying foods.
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Science: What Is a Barometer?
Fourth graders discover how barometers help to predict the weather. Using newspapers, they examine the weather forecast and determine the meaning of high and low as they pertain to pressure. After making cluster diagrams, 4th graders...
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