Cornell University
Nano Interactions
Tiny particles can provide big learning opportunities! Middle school scientists explore the world of nanoparticles through reading, discussion, and experiment. Collaborative groups first apply nanotechnology to determine water...
Cornell University
Unknown Powders
Create a little scientific magic within your classroom! Learners mix powders and liquids and identify chemical reactions. Based on the reactions, individuals determine the identity of various powders.
Curated OER
Isotopes of Pennies
Pupils demonstrate that isotopes of an element have different masses. They illustrate atomic mass and neutrons. The periodic table is examined in length. Display of a collection of atoms is surveyed.
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Radioactive Decay: A Sweet Simulation of a Half-life
High schoolers demonstrate rates of decay of unstable nuclei can be measured. They understand ratios and multiplication of fractions. They simulate radioactive decay. They read about the accomplishments of scientists.
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Chapter 22 - 25 Review
In this chemistry review worksheet, students explore their knowledge of solutions, acid and bases, nuclear reactions, and radioactive decay as they answer 33 matching, fill in the blank, and short answer questions.
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Human Effect
Students investigate changes in air quality. In this science lesson, students compare data to determine the air quality. Students explore how humans affect the air quality.
Explore Learning
Student Exploration: Forest Ecosystem
In this ecosystem exploration worksheet, students complete 2 prior knowledge questions, then use "Forest Ecosystem Gizmo" to conduct several activities, completing short answer questions when finished.
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Tie Dye
Students practice writing research proposals to test the color fastness of a dye once it has been exposed to a t-shirt. Each proposal needs details of experimental design, length of treatment, and means of cleaning the shirt. All...
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Unit: Processing and Manufacturing: Examination Three
StudentsMatch the vocabulary terms in column A with the definitions in column B. Write the letter of the definition in column B in the space next to the terms in column A. Afterwhcich, students Write short answers or fill in the blank to...
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Chemistry: Section Review
Review the 5 branches of chemistry and related terms with this worksheet. The focus of these activities is on terms and definitions. Learners answer questions about the study of chemistry, reasons to study chemistry, and pure and applied...
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Chapter 13 Review, Section 1: Ions in Aqueous Solutions and Colligative Properties
This is an apt assignment for chemistry takers that are studying ionic solutions. Eight questions require problem solving and critical thinking to answer. The first question instructs learners to use a table in the textbook, but you can...
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Chemical Equations
In this chemical equations worksheet, young scholars balance equations. This worksheet has 22 chemical equations to write out and balance.
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Organic Chemistry-Condensed Structural Formulas
In this structural formulas instructional activity, high schoolers are given three condensed structural formulas and three non-condensed structural formulas. They draw the structural and graphic formulas for each compound.
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The Dalton Model
In this Dalton worksheet, students read about John Dalton and his contributions to understanding the atom. Students are given sample data for Dalton's experiments and they answer questions about the data in his experiments.
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What are Atoms?
In this atom worksheet, students read about Dalton's contributions to the structure of the atom. They answer five questions about Dalton's ideas, the law of multiple proportions and the law of definite proportions.
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Organic Chemistry-Understanding Organic Reactions
In this organic reactions worksheet, students are given descriptions of the seven types of reaction of organic compounds. They then answer six questions about these reactions.
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Average Atomic Mass
For this average atomic mass worksheet, students read about how the protons and neutrons make up the atomic mass of an element. They find the average atomic mass given four problems.
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Chemical Change vs. Physical Change
In this physical and chemical change activity, students are given a description of these changes. They are given ten changes that the students identify as chemical or physical changes based on their reading.
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Are All Equilibria Created Equal
In this equilibrium worksheet, learners read about the factors that effect equilibrium in solutions such as the pressure of the solution, the temperature and the concentration of the solution. They answer three multi-part questions about...
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A Fine Mess
In this enthalpy and entropy worksheet, students read about the differences between enthalpy and entropy and answer three critical thinking questions about the reading.
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Half-Life
In this half-life worksheet, students are guided through the steps of solving radioactive decay problems. They solve nine problems finding rates of decay, half-life and quantities of substances remaining after given amounts of time.
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Empirical Formulas
In this empirical formulas worksheet, high schoolers read about determining empirical formulas from chemical formulas. They determine the empirical formula given ten molecular formulas. They also find the molecular formulas given the...
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Global Warming and Climate Change
Students explore the environment by writing a persuasive letter. In this global warming lesson plan, students identify the key problems with our energy consumption in the United States. Students complete worksheets and write a letter...
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Laboratory: Ionic Compound Solubility
For this solubility worksheet, students answer post activity questions about the lab work they completed with ionic compounds. They write sentences about solubility of cations from their lab work. They write chemical reactions for their...
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