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Extracting Oxygen from Moon Rocks
In this extracting oxygen from moon rocks instructional activity, students read about the need for oxygen for lunar colonists. Students solve 2 problems about the lunar mineral ilmenite which contains oxygen and other elements. They find...
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Balancing Equations Online
In this balancing equations worksheet, students use an on line source to answer questions about balanced equations and they write balanced equations for various types of reactions. They balance equations using an on line game that allows...
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Radioactive Decay and Half-Life
Students describe how the mass of a radioactive isotope changes with time and the factors that affect the rate of radioactive decay. They write nuclear decay equations to represent natural transmutation. This activity is accomplished...
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Formula Mass
In this formula mass worksheet, students read about molecular substances and their formula masses. They find the formula masses for six compounds using the atomic masses of its elements.
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Water Cycle
Ninth graders explore ways water moves through various reservoirs on Earth, examine how human activities change water cycle, investigate substances present in water that indicate human activity, and discuss how understanding water cycle...
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pH Scale, acids and bases
Eighth graders define the pH scale, acids and bases. They distinguish between acidic and basic solutions using litmus paper. Students review simple chemical formulas. They define the subscript and coefficient in terms of chemical...
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Dust in the Wind; Chemicals in the Water
Students explore mechanical and chemical weathering at stations. They articulate some mechanisms of chemical and mechanical weathering through exploration in a lab. Students stations describe how chemical weathering differs from...
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WHAT MAKES A LIGHT BULB LIGHT?
Students are able to use inquiry to answer the essential questions. They are able to predict and test configurations of a battery, bulb, and wire that make the complete circuit. Students craft a group and individual theory of a...
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What's the Matter?
Students explore the components of matter. They discover what matter is, the states of matter, and how heat and cold cause it to change states in an online format. In addition, they complete internet-based lessons, activities, and quizzes.
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Naming Compounds
In this compounds instructional activity, students use a flowchart to determine what a compound is made of and how to name the compound. Students complete 6 matching and 60 fill in the blank questions.
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Virus and Bacteriophage
Students examine the differences between a virus and a bacteriophage. They explore various websites, identify the parts of a virus and a bacteriophage, and construct a model of a virus or bacteriophage.
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Ionic, Covalent, and Metallic Bonding
You may want to make a few changes before sharing this slide show with your chemistry class. For one, remove the bright blue swirly background that makes the black font hard to read. Ionic bonds are described with the use of an electron...
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Ionic Compounds
In this compounds worksheet, students review the structure and properties of ionic compounds, their formulas and nomenclature, and molecular mass and percentage composition. This worksheet has 4 short answer questions and 7 problems to...
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Date a Rock!
Students figure the number of half-lives since the sample solidified, and therefore the "age" of the sample rocks.
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Code Makers - Electron Configuration, Aufbau Principle
Students write the electron configuration of elements using the Aufbau principle. In this chemistry lesson, students build their own key that demonstrates the principle.
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Finding the Mother Lode
Students engage in a paper treasure hunt to find a lode deposit of gold using the placer deposit concentrations of metals found in stream sediments. They use topographic maps and metal concentrations to assist them. Students discuss the...
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Exploring US Foreign Policy after WWII--The Cold War
Scholars explore U.S. Foreign Policy and Cold War ideologies adopted after WWII. They conduct Internet research on a topic or issue related to the Cold War Era, watch two films, and compose a time line and a multimedia presentation to...
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Periodic Table
In this periodic table and elements learning exercise, students review valence electrons, octet rule, oxidation number, and the difference between metals and non-metals on the periodic table. This learning exercise has 5 matching, 20...
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Losing and Gaining Electrons
In this electron worksheet, learners read about how atoms lose and gain electrons and how they become ions. They are given a table with nine elements and they give the electron configuration, the number of electrons, the number of...
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Electron Configuration Worksheet
In this chemistry worksheet, students complete the table for each element by writing the electron configuration of the element and giving the values of the four quantum numbers. They also create an energy level diagram for their element...
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Bonding
In this bonding activity, students read about the octet rule in bonding, ion notation, ionic bonds, covalent bonds and oxidation numbers. Students write 2 ion notations, they determine if 8 sets of ions will make compounds, they draw 2...
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Periods and Groups; Valence Electrons; Masses
In this periods, groups, valence electrons and masses worksheet, students are given information about all these components of the periodic table. Students identify 4 elements in specific periods and groups, they find the valence...
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Speeding up the Fizz
Students investigate temperature and chemical reactions. They explore the effect of temperature and particle size has on the rate of a simple chemical reaction. In addition, they graph their results and answer assessment questions.
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Bonding
For this bonding worksheet, students read about the two different types of chemical bonding: ionic and covalent bonds. Students review ion notation and oxidation numbers. This worksheet has 24 fill in the blank, 2 drawings, and 4 short...