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Counting Atoms in a Molecule
In this counting atoms in a molecule worksheet, students read about the molecule propanal that was discovered by the giant radio telescope in the Milky Way Galaxy. Students solve 6 problems where they find the number of atoms in the...
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Ten Multiple-Choice Rate, Ratio, and Proportion Problems
In this rate, ratio, and proportion worksheet, 7th graders solve ten multiple-choice problems. The solutions are provided by clicking on the "show answers" on the bottom of the page.
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Fractions and Chemistry
In this fractions in chemistry worksheet, students solve 2 problems where they state all the answers as simple fractions or integers. They determine ratios of molecules in gasoline and they find ratio of molecules in the creation of...
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Making Molecular Models
In these creative hands-on activities, students construct several different molecular models that represent substances that play an essential role in our nutritional needs. Using gum drops and toothpicks, students design the models....
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Ratio and Proportion
In this ratio and proportion worksheet, students solve 22 short answer and multiple choice problems. Students use rates, proportions, and ratios to solve each problem.
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Direct Variation
In this Algebra I/Algebra II worksheet, students solve problems involving direct variation. The two page worksheet contains a combination of twelve multiple choice and free response questions. Answers are included.
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Heat and Matter
Students explore liquids and solids by conducting in class experiments. In this matter instructional activity, students define the properties of matter and how heat can change those properties. Students experiment with heating objects...
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The Bio-fuel Project: Creating Bio-diesel
Students investigate bio-fuel. In this investigative lesson, students create bio-fuel from vegetable oil waste. Students will analyze, predict, collect and synthesize data from their experiments with bio-fuel.
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Stiochiometry: Quantifying Changes in the Environment
Students examine stoichiometry. In this chemical reaction and mole lesson, students complete an experiment based on readiness levels to explore that changes are quantified in chemical reactions.
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Gravity - The Glue of the Universe
Students explore physics by conducting a class experiment. In this gravitational force instructional activity, students define several scientific terms associated with force. Students utilize a styrofoam cup and marbles to simulate a...
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Iron Oxide Lab: Incorporating Math and Science
Students conduct an experiment in small groups, draw conclusions about the amount heat of a compound achieves and practice their data analysis skills.
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Drops on a Penny
Eighth graders experiment to determine the number of drops of water a heads up penny hold. They create a stem and leaf graph of the class results and use the data for further experimentation on a tails up penny.
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Planet Structure & Interior
Students compare Jupiter and Earth. In this Earth and space studies lesson, students compare the composition of Earth and Jupiter and analyze how the composition affects the rate at which the planets spin.