Learning Games Lab
Nitrogen in Pollutants
Responsible farming is important for maintaining natural resources. Eager scientists complete a WebQuest to explore what happens to nitrogen when it enters the soil. They learn about the chemical makeup of nitrogen-based molecules...
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Interpreting Chemical Formulas
For this chemical formulas worksheet, students practice naming molecular compounds by their formulas and determine if a gas is a compound or an element. This worksheet has 13 fill in the blank questions.
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How Do Scientists Research For Lab Activities?
Students explore the nature of scientific knowledge. They will also explore how to develop a lab plan to explain the structures of molecules and atoms. Research is essential to the success of the lab using necessary educational software.
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The Physical Setting
Ninth graders study the configuration of atoms in molecules to see that it determines the molecule's properties. In this chemistry lesson students divide into groups and complete their assigned task.
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Science Puzzle
In this science worksheet, students identify and locate vocabulary words related to various sciences. There are 20 words located in the word search.
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Creating Bonds
For this creating bonds worksheet, students create 2-D and 3-D models of the molecular formula provided. Students complete a chart of information about the molecular formula given.
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The Structure of Matter
In this matter worksheet, students compare and contrast chemical and physical properties and explain the relationship between a pure substance and a mixture. Students review the properties of metals and nonmetals. This worksheet has 1...
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The Nitrogen Cycle
Fifth graders investigate the nitrogen cycle and examine the concepts of decomposition and nitrification. Students participate in a class discussion about the creation of waste and ammonia compounds, then using nitrogen cycle cut-outs...
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Ice Cold
Students design and conduct an experiment to investigate what happens when salt and ice come together and to determine if one form of salt is better for melting ice on steps and sidewalks.
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Writing and Balancing Equations
In this equations learning exercise, students identify simple reactions as direct combination, decomposition, single replacement, or double replacement. This learning exercise has 20 fill in the blank questions.
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Chemical Elements and Compounds Crossword
In this elements instructional activity, students complete a crossword puzzle by figuring out the vocabulary words associated with the 25 clues given.
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Size and Shape
Students observe different substances under the microscope. In this space science lesson, students identify the different features of SEM images. They formulate a conclusion about the images of Mars meteorites.
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Atoms, Elements, Molecules, and Compounds
In this elements worksheet, students review the Bohr model and define negative and positive subatomic particles. Students compare molecules and compounds. This worksheet has 11 short answer questions and 4 problems to solve.
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How Do I Get a Pure Sample of the Molecules I Make?
Pupils initially engage in online research and consult print materials to identify a compound to produce. Once a selection has been made, individually, students conduct lab experiments to isolate substances. The end product is a...
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Polymers and Crystals
Students experiment with crystals and polymers and examine their roles in food science.
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Atoms, Kinetic Theory, Solids and Fluids
Pupils identify and describe the building blocks that make up an atom. They also compare the ages of atoms to the ages of the materials they compose,as well as, give examples that illustrate the small size of atoms.
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Lewis Structures, VSEPR, Polarity, IM Forces
In this compounds worksheet, students draw the Lewis structures, indicating the molecular polarity and the major intermolecular force in each compound. This worksheet has 10 problems to solve.
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Balancing Chemical Reactions
In this balancing chemical reactions worksheet, high schoolers answer 12 questions about balancing reactions. They find the coefficients to balance atoms in equations, they balance reactions, they find the molecular mass of molecules and...
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Stoichiometry
In this stoichiometry worksheet, students review mole conversions, percent composition, empirical formulas and molecular formulas. This worksheet has 6 problems to solve.
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Chemical Reactions
In this chemical reactions worksheet, students compare endothermic and exothermic reactions, closed and open systems, and reactants and products. Students review physical and chemical changes and how to balance equations. This worksheet...
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Ozone Tag
Seventh graders explain the role of stratospheric ozone and predict at least three ways in which depleted ozone would change her/his lifestyle. They then describe the process by which chlorine or bromine compounds can break down ozone...
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Stereochemistry Problem Set 9
In this chemistry worksheet, learners write how many chiral C's are in each of the compounds listed. Then they draw the Fischer projections for all stereo isomers in 5 and in 6. Students also match the correct Fischer projection to each...
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The Chemicals of Living Cells
Designed to be a study guide or self assessment for high school biologists, the learning exercise has good questions about cell chemistry, but would need to be reformatted if you want your kids to write their answers on the paper. There...
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The Mole
This compact collection of slides explains the history and use of the mole unit. Relative atomic mass, as John Dalton understood it, is explained. Avogadro's number is also introduced. The mole, or the unit for the amount of a substance,...