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Why Could the Hindenburg Float?
Tenth graders experiment with floating and sinking objects and heavy and light liquids, using correct terms, like density, to explain what happens. In this Hindenburg lesson, 10th graders watch a demonstration called the invisible fire...
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Ammonium Nitrate - Efficient Fertilizers
Young scholars study the chemistry of ammonium nitrate and consider the advantages and disadvantages of this compound. They compare different fertilizers and calculate the molar mass and percent nitrogen in the different fertilizers.
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The Chemical Nature of Water
Seventh graders simulate a Jeopardy game to examine the chemical nature of water. Among the topics featured are evaporation, water, salt, and temperature. finally, as review, 7th graders answer a battery of questions presented by the...
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Noise Underwater
Sixth graders predict with reasoning how a sound will be heard underwater and record and communicate their findings. They listen to the difference in the way noise sounds underwater verses out of water and relate this to how whales and...
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Activity #13 Changing The Look of Sugar
Young scholars observe what happens when sugar is dissolved in water and when it is heated. They weigh the products after each of the two experiments on a balance scale. Pupils distinguish between physical and chemical changes. Students...
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Chem Word Search Puzzle
In this chemistry terminology worksheet, students review and discuss nineteen terms associated with chemistry and then locate and circle each term in a word search puzzle.
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Reaction Types and Stoichiometry
In this chemical reactions learning exercise, students balance chemical reactions and identify each type of reaction. Students write the net ionic equation for reactions. Students calculate moles and grams of reactants or products. This...
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Stoichiometry
For this stoichiometry worksheet, learners identify types of reactions, show the products, and balance the equations. Students determine the limiting reagent, theoretical yield, and percent yield for given reactions. This worksheet has 5...
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Solids, Liquids, and Gases
First graders explore the properties of matter. In this states of matter instructional activity, 1st graders conduct scientific investigations that require them to mix, cool, and heat objects in order to observe changes in the properties...
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Moles, Molarity, Grams, and Formula Units
In this atoms worksheet, students calculate the number of moles, molarity, grams, or formula units for 20 different problems.
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Animals of the Fire Ice
Students study ice worms and describe how they interact with other species. In this methane hydrate lesson students study ice worms and hydrate shrimp to learn their behavior and can participate in an optional activity.
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Giants of the Protozoa
Students describe and define xenophyophores. In this protozoa lesson students divide into groups and complete a lab activity.
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Cell Respiration
In this biology worksheet, learners complete a crossword puzzle with 17 questions about the processes involved in cellular respiration.
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Photosynthesis and Cellular Respiration
In this energy worksheet, students review the processes that create energy for a cell: photosynthesis and cellular respiration. This worksheet has 11 fill in the blank and 14 short answer questions.
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Charles's Law
In this Charles's Law worksheet, students review the Kelvin temperature scale, how volume varies with temperature, and Charles's Law. This worksheet has 4 problems to solve.
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Stellar Fingerprints: the Spectra of Stars
Students explain how an element can be identified using emission spectra. They relate the emission spectrum of hydrogen to its absorption spectrum and identify hydrogen absorption lines in the spectrum of stars.
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Necessary Nitrogen
Students view a video that presents the biogeochemical cycle of nitrogen. They compare types of soils and consider how different fertilizers affect soil composition.
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World Wide Winds
High schoolers recognize that global winds move in specific directions in specific latitudes and describe that in a written form. They relate the motion of the wind belts to historical navigation.
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Winds Go Spinning Around
Students simulate the Coriolis Effect to comprehend why winds in the Westerlies are prone to cyclonic and anti-cyclonic motion. They arrive at an explanation of processes that drive world wind patterns
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Tanker Spills
Young scholars predict the flow of an oil spill and depict it on a map. They explain the predicted route of the oil spill using knowledge of ocean currents in a short presentation to their peers.
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How Does a Liquid Become a Solid?
Students explore the energy changes from a liquid to a solid. They model the arrangement of a solid and the change in states due to changes in energy using desks and chairs. Assessment questions are provided in lesson plan.
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Properties
For this properties worksheet, students review the properties of solutions, explain different physical properties, define hydrogen bonding. This worksheet has 8 problems to solve.
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Ozone Pollution- Smog Alert
Learners explore ozone pollution. In this ozone pollution lesson, students participate in an experiment to simulate smog by using matches, foil, and a covered jar. Learners observe how smog effects the environment.
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Survival Still
Students explain how to desalinate water using solar energy. In this solar instructional activity students complete a lab activity and explain capillary water.