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Let the Sunshine In
Ninth graders conduct an experiment which demonstrates the absorption and reflection of sunlight by measuring the heat flow through various window coverings. They predict the relative amount of the sun's heat. Students draw conclusions...
Teaching Ideas
Investigation Prompts
Get your class started with experimentation and investigation by providing sentence starters. This chart is made up of three columns. The first column lists steps of the scientific process and the second provides sentence starters for...
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Measuring the Effects of Gravistimulation on Plants
Students conduct an experiment to determine if a plant's response to gravity is affected by different angles of plant orientation.
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Comparing Roots After Rotation of Ninety Degrees
High schoolers conduct an experiment and use different measurements of a single root to illustrate the mechanism of plant movement.
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Observing the Growth of a Maize Root
Students conduct an experiment in order to observe the typical downward growth of a maize root. They become familiar with the root's growth patterns to use as a control for comparison in other experiments.
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Root Caps and the Effect on Gravity Sensing
Students conduct an experiment to determine how the absence of a root cap affects a plant's ability to sense gravity. They make comparisons between capped and decapped roots.
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Bacteria Lab I: Preparing Agar Plates and Culturing Bacteria
Bacteriologists prepare their own agar plates and culture bacteria on them. The procedures for both tasks are delineated, and questions are posed, but no materials list is printed. Also, the exact amounts of water and nutrient agar are...
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Observing Root Response After Rotating Plant Ninety Degrees
Students conduct an experiment to observe the response of maize roots when rotated 90 degrees.
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WATER QUALITY FOR FRESHWATER ORGANISMS
Students use determination of dissolved oxygen and water temperature changes to determine the environmental impact from thermal pollution.
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What is the Rock Cycle and Its Processes?
Geology beginners examine three different rock samples and determine their origin by their characteristics. By making and recording observations, they become familiar with features of igneous, metamorphic, and sedimentary rock types....
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The Frigid Gourmet
Students make a " science surprise" or ice cream in the lab. In this melting point depression lesson plan, students use various substances with ice to determine the effects on the melting point of ice and the ability to make ice cream....
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Measuring
In this science worksheet, students concentrate on attaining new knowledge of the science standard using the creative medium of games and puzzles.
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Experiment on Measuring Reaction Rates
Learners investigate the rate of a chemical reaction. In this rate of reactions lesson plan, students use an electronic balance to measure the change in mass of a chemical reaction between hydrochloric acid and calcium carbonate. They...
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Chemistry Lab-Heat of Fusion
Students determine the heat of fusion of ice. In this heat of fusion lesson plan, students use a calorimeter to measure the molar heat of fusion of ice. Students determine the heat required to melt one mole of ice using hot water and ice...
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Thermo and Fluid Dynamics of a Homemade "Lava Lamp"
Students construct their own lava lamp using simple substances. In this physics lesson, students explain how difference in density causes convection. They solve for forces and buoyancy using mathematical equations.
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Chemistry Lab-Molar Volume of Gas
Learners determine the molar volume of hydrogen gas. In this molar volume lesson plan, students find the molar volume of hydrogen produced in a reaction between magnesium and hydrochloric acid. They use a eudiometer to measure the volume...
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Diffusion
Young scholars investigate diffusion using different solutions of chemicals placed in agar dishes. In this diffusion lesson plan, students observe 3 demonstrations of diffusion using perfume, food coloring in water and sugar cubes in...
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States of Matter
Students discuss a given set of questions based on Chemistry and matter and review a glossary of terms. They conduct experiments on each state of matter: "Dry ice and water, Dry ice and soap and Dry ice and Isopropyl Alcohol." and...
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Properties of Salt
Students discuss certain properties of salt and how it is used every day as well as harmful uses. They experiment with salt to see it conduct electricity, form crystals and water freezing temperature. They complete a worksheet to record...
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Monumental Disappearance
Fourth graders compare the emissions listed on the EPA isopleths over the past five-year period for ten key states. They use this information to rank each region according to the degree of acid rain problem in those parts of the United...
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Energy and Changes of State
Learners complete a variety of labs to help them explain how energy affects the changes in states of matter. They also be required to collect and record data, graph data, and apply interpretations of that data.
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Chemistry Lab: Chemical Equilibrium
Learners investigate the effects of adding or removing a reactant or a product on chemical equilibrium. For this equilibrium lesson plan, students add or remove ions to solutions to determine the effects on equilibrium. They make...
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WS 1.0 Math Skills Update
In this math skills activity, students find percentages, they convert from ordinary notation to scientific notation, they convert from scientific notation to ordinary notation and they manipulate algebraic expressions.
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Heating Ice: The temperature of ice and water when heated
Seventh graders read and follow the instructions on the worksheet. They make a table of their results. Students use about 100 cm^3 of water and ice mixture. They heat the water/ice with a Bunsen burner. Temperature is recorded every 30...