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Generate a Calibration Curve for Chlorophyll a
Students measure and graph the absorbance of light by chlorophyll at a specific wavelength versus chlorophyll concentration. They are given an unknown and determine its concentration from their calibration curve. Students become familiar...
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Are Seeds in Danger?
Eighth graders discuss uses and disposal of common household chemicals. They select a household chemical to test for impact on plant germination. Students decide how they want to set up a seed germination project. They design their plan,...
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Chemical Weathering
Eighth graders comprehend the effects of chemical and mechanical weathering. They comprehend the differences between the two forms of weathering and the various agents involved in both forms of weathering. Students complete a...
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Thermodynamic Equilibrium Constants
In this chemistry worksheet, learners examine the concept of thermodynamic equilibrium constants with intense detail. The application of the knowledge is practiced with problem solving.
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Geology Quiz- Common Rocks
In this earth science quiz worksheet, students attempt to guess the name of the rocks based on the descriptions that are given on the page. They determine the names of 10 rocks that are igneous or sedimentary, and check their work with...
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Owl Pellets
Students discover the contents of an owl pellet. For this science lesson plan, students explore the eating habits of owls and compare the contents of an owl pellet to the human skeletal system.
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Acid-Base Titrations without Burets
Students analyze the level of acid and base in a titration. In this chemistry lesson, students investigate the amount of acid and base required to create certain household chemicals. They perform this activity without the use of burets.
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Final Worksheet
In this chemistry worksheet, students complete 15 short answer questions and problems on empirical and molecular formula, naming and writing chemical formula of compounds.
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Sensational Slime
Pupils predict, observe and draw conclusions while working on an experiment with "slime." Students accurately record observations and draw conclusions about the experiment.
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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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Acid Rain And Geology
Students become aware of the environmental problems caused by acid rain and study the pH scale. They determine acidity of local rain water.
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Unrolling the Landscape
Students create a landscape painting using traditional Chinese techniques. They review Chinese landscape paintings, paint an original landscape and write a poem to go with their picture.
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3-D Logo Design - Cardboard Sculpture
Students define, design, and create a 3-D logo using cardboard.
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The Hijacker - How a Virus Spreads
Students view a video that presents how viruses attack the body and how the body's immune system responds. They simulate the spread of an infectious disease and establish the identity of the original carrier.
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Household Chemicals & the Environment
Learners conduct a laboratory experiment designed to investigate the effects of chemicals, soil quality and pollution on seed growth and plant yield. They consider how best to maximize agriculture in the long term.
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It's a Gas!
Young scholars explore the conditions under which hydrates form. They use the Internet to access information and conduct experiments to examine how the greenhouse effect works.
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Science: Conditions for Slime Mold Survival
Students perform experiments to determine the nutritional needs and physical space requirements for slime mold to survive. After formulating hypotheses, they seal the petri dishes and set up the experiment along with two controls. ...
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Why Are Cells So Small?
Young scholars examine the relationship between cell surface area and the ability of materials to diffuse through a cell. They participate in an experiment in which they determine which materials diffuse easier than others. They...
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How to identify a physical change from a chemical change
Pupils identify the difference between some physical and chemical properties and compare some physical and chemical changes. They design an experiment to distinguish between a physical or a chemical property of their choice.
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Teaching Avogadro's Number
Students design an experiment to determine Avogadro's number. Students utilize an ammeter, an electrolytic cell and internet research.
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Spooky Words
Students create "spooky word" sheets using white construction paper, orange and black paint, eyedroppers, and thin coffee straws. The lesson is ideal for a pre-Halloween activity. Finished artwork can be displayed around the classroom.
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Operation Mexfly
Young scholars research information about pesticides. Students discuss the history of the Mexican fruit fly. They experiment to discover malathion concentration levels in organisms. Young scholars explore the effect of toxins at the...
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Colorimetric Assay
High schoolers review the basic lab techniques by following lab procedures. They analyze data by using raw data gathered. Students comprehend the processes occurring inside the column. They use specific chemicals to help determine the...
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ourney Through Time: Art Tells the History of Nebraska
Fourth graders discuss early Nebraskan history. They view and discuss the painting "Sodhouse Family." Students are directed to the artistic elements of the painting, such as the horizon line. They follow a prescribed procedure to create...