Curated OER
Bonding Basics - Ionic Bonds
In this chemistry worksheet, students complete the chart for each of the listed elements, including the number of protons, electrons, and valence electrons. Then they complete each of the ionic bonds that follows.
Creative Chemistry
Trends in Physical Properties of Group 2 Elements
In this elements learning exercise, learners complete two graphic organizers by comparing the element symbol and melting point for given elements. Then students plot a graph of their atomic radius against proton number.
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Practice with Ions
In this ions worksheet, students answer questions about atoms that have gained or lost electrons, they find the number of electrons atoms tend to gain or lose and they answer questions about bonding in atoms. They answer 6 questions...
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Testing Water for Hardness
Students discuss the nature, cause and effect of hard water. Each student conducts a soap test on a sample of hard water where the hardness is known measuring the height of the bubbles produced.
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Types of Chemical Reactions
Students conduct labs to gain an overview of chemical reactions. They observe examples of synthesis, decomposition, single displacement and double displacement reactions. They identify certain products by the use of litmus and splint tests.
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Metals, Non-Metals, Metalloids
High schoolers describe properties of various elements. They arrange the elements based on properties in order to explain the organization of the periodic table. They label elements as metal, non-metal, or metalloid.
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Boom and Fizz
High schoolers investigate the differences between a physical and chemical change. They observe various demonstrations involving physical or chemical changes, make predictions, and record what they see, hear, and smell.
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Exothermic and Endothermic Changes
Students define and identify endothermic/exothermic reactions. Using a series of experiments, they construct and interpret potential energy diagrams for their reactions.
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Makeup-- A Wealth of Minerals
Students examine how a variety of minerals are used in make-up. They discuss the minerals that are found in things like make-up, soap, shampoo, and toothpaste and determine where the minerals come from.
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Major American Water Routes
Sixth graders locate and identify the major bodies of water and waterways in the United States. Through a simulation activity, they describe how early explorers would have described their surroundings. Working in groups, they create...
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COMPARE SOILS BY GROWING PLANTS
The student will identify the difference in the rate of plant growth in three soils that vary in organic matter.1. Obtain three to four flowerpots, different types of soil, a record chart, three to five beans for each pot, and water....
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Metals, Non-metals, Metalloids
Young scholars discuss the physical and chemical properties of metals and non-metals. As a group, they classify items as a metal or non-metal. Using the periodic table chart, students discuss the characteristics of each metal. Based...
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Dietary Allowances Worksheet
In this health worksheet, students read the dietary allowances and use them to create a healthier personal lifestyle. The chart includes boys and girls statistics.
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Testing Water Quality
In this science learning exercise, students test the quality of water taken from a local source and test it in a lab for the ingredients present.
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50 Common Elements
For this chemistry worksheet, learners can read the fifty common elements as a resource for abbreviations and names of them. This is an information sheet.
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Vitamins & Minerals
In this health worksheet, students find the words that are related to the use of vitamins and minerals. The answers are found by clicking the button at the bottom of the page.
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Atoms and Their Interactions
In this atoms worksheet, students will review the characteristics of elements, atoms, and isotopes. Then students will compare the difference between ionic and covalent bonds. Finally, students will balance a chemical equation. This...
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Banana Quiz
In this ESL worksheet, students answer 10 multiple-choice questions about bananas. For example, "Bananas are an excellent source of..."
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Keeping a Balance
In this cell fluid balance activity, high schoolers read about how fluids are transported in and out of a cell through the cellular membrane. Students compare cells that are isotonic, hypertonic, and hypotonic. This activity has 3...
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Displacement Reactions and Acid/Base Reactions
In this chemical reactions instructional activity, students review the solubility rules for common salts. Students determine the molecular equation, ionic equation, and net ionic equation for specific reactions. Students calculate moles...
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Isotopes and Atomic Mass
In this isotopes worksheet, students calculate an average atomic mass of specific elements. This worksheet has 4 problems to solve.
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Periodic Table
In this periodic table worksheet, students characterize elements according to their group in the periodic table. This worksheet has 26 matching and 13 multiple choice questions.
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Stoichiometry Problems - Limiting Reagents
In this stoichiometry activity, students determine the limiting reagent and mass of precipitate produced in given chemical reactions. This activity has 5 problems to solve.
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Natural Resources
For this natural resources worksheet, students compare examples of chemical and physical properties, balance equations, and calculate molar mass and moles. This worksheet has 12 problems to solve and 12 short answer questions.
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