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The Mathematics of Chemical Formulas
Wow! This is one of the most exhaustive presentations on finding chemical formulas that you will come across! Beginning with the basics, and leaving junior chemists with procedures and concrete examples, this PowerPoint certainly...
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Chapter 2 and 3 Practice Worksheet - Formulas and Compounds
For this formulas and equations worksheet, chemistry apprentices write the chemical formulas given the names. They calculate percent composition, balance equations, and calculate the mass of a substance present in a fertilizer. This is a...
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Chemical Formulas
Young scholars examine the structure of molecules, their formula, and percentage composition of each element in the compound. They construct an organic compound with different functional groups using a modeling kit, and draw a 3-D...
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Moles, Stoichiometry, and Concentration
In this stoichiometry instructional activity, students practice calculating moles, molar mass, and percentage composition of given compounds. This instructional activity has 55 problems to solve.
Illustrative Mathematics
Archimedes and the King's Crown
Learners will shout "Eureka!" in this quick but deep activity replicating the famous bathtub experiment of Archimedes. Given the scenario of a king with a suspected fake crown, young investigators develop formulas using density to...
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Solid Waste
Students determine the percentage increase in output of solid waste in the U.S. They determine the length of time it takes for throw away items to decompose.
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Our Solar System - Comparing Planetary Travel Distances
NASA presents a mini-unit on distances in our solar system. It incorporates scientific concepts of gravity, mass, density, and payload while your aspiring astronauts also employ mathematics skills. They calculate speed, they determine...
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What's Happening Below The Surface?
Students determine the soil composition of soil layers in their area. They collect soil samples, calculate the percentage soil water content, analyze data, and evaluate each site for future tree growth.
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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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Bubble Gum Chemistry
Students explore the concept of graphing data. In this graphing data lesson, students determine the percentage of sugar in bubble gum. Students graph type of gum vs. sugar percentage. Students create a table of their data.
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Soil Composition: Then and Now
Students identify the location of their school from a 1926 digitized Soil Sample map. Using remaining landforms, they determine the type of soil identified during that time, and compare it to the soil currently found near the school.
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Mining an Ore
Students investigate how to determine the percent composition of a mineral in an ore. In this mining an ore lesson plan, students use chocolate chips cookies to represent an ore and they remove precious minerals (the chocolate chips)...
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Identifying Materials by their Reflectivity
In this reflectivity worksheet, students read about the absorption and reflectivity of light by different materials. Students solve 4 problems and determine the composition of given materials based on the amount of light reflected. They...
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How Much is Dirt Worth?
Fourth graders graph the percentages of the materials that make up the Earth and complete computations based on their results. For this topsoil lesson, 4th graders diagram the different layers of Earth's composition.
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Seasonal Cloud Cover Variations
Students, in groups, access data from the NASA website Live Access Server regarding seasonal cloud coverage and the type of clouds that make up the coverage. They graph the data and make correlations between types, seasons and percentages.
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How Much Oxygen Is In The Air?
In this science worksheet, students take a close look at the composition of air while focusing on the content of oxygen. They use clay to model the amounts.
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Spitzer Explores a Dying Star
In this dying star worksheet, students read about the Spitzer Space Telescope that detected the dying star-Messier-57. Students solve 6 problems including determining the total power produced by the dying star, they find the total mass...
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High Contrast Photographs
High schoolers take and develop pictures using patterns of light.
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Determination of the percentage of Acetic Acid in Vinegar
Students determine the concentration of acetic acid when the concentration of the base with which is titrated is known. They investigate how to weigh a sample using the balance, measure volumes using graduated cylinder, explore the...
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A Statistical Look at Jewish History
Students complete their examination over the Jewish Diaspora. Using population figures, they discover the importance of percentages in exploring trends. They use their own ethnic group and determine how it is represented in the United...
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Build A Body
Students explore the concept of body composition through a hands on activity. Working in groups, they create a body model using objects found in gym class. Students calculate the percentage of elements in the body they have composed.
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A Crust Full of Rocks
In this rock worksheet, learners answer seven short answer questions about the composition of the earth's crust. Questions refer to metamorphic, igneous, and sedimentary rocks.
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The Atmosphere
Students calculate the percentage of oxygen in the atmosphere. They create a semi-scale drawing of the atmosphere.
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Earth Science - Earth's Atmosphere
Students build an understanding of the dynamics and composition of the atmosphere and its local and global processes influencing climate and air quality. They analyze global atmospheric changes including changes in CO2, CH4, and...