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Building Blocks of Matter
Middle schoolers view videos and worksheets and construct a model of a water molecule. In this atomic structure lesson, students view video clips and handouts about matter and nanoscience. They construct a model of a water molecule with...
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Making a Human Methane Molecule
Students demonstrate the components of methane molecules to discover their effects on the atmosphere. Students role-play as four hydrogen atoms and one carbon atom linked together to make a methane molecule. Students act as the molecule...
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Atoms, Molecules, and Chemical Bonds
In this atoms worksheet, students review the parts of an atom, Bohr diagram, atomic number, mass number, and covalent bonds. This worksheet has 5 drawings and 26 fill in the blank questions.
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Science Quiz-General Knowledge
In this science quiz instructional activity, students complete a set of 20 true or false questions covering a variety of general science topics. An answer key is included.
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Science Word Search
In this science learning exercise, middle schoolers look for the words that are related to the theme of the sheet in the word search. They also work on spelling skills.
Virginia Department of Education
Mystery Anions
Lost an electron? You should keep an ion them. Young chemists learn qualitative analysis in the second lesson of an 11-part chemistry series. After observing reactions of simple salts, the teacher provides pupils with unknown...
Virginia Department of Education
Finding the Formula and Percent Composition
Do you have mole problems? If so, call Avogadro at 602-2140. The lesson starts with pupils working independently to solve for molar mass of ionic compounds. Then they learn to solve for percent composition and later perform an...
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Predicting Molecular Geometry and Hybridization
In this molecular geometry and hybridization worksheet, students identify bond angles, Lewis structures, hybridization, polarity and valance electrons in given molecules. They also label a drawn compound with hybridization and bond angles.
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Organic Chemistry Reactions
In this organic chemistry reactions worksheet, learners are given a table with 8 different types of reactions that occur with organic molecules. Students answer 3 questions about the reactions given in the table and indicate which...
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Winter
Learners explore the nature of water and water molecules. They examine the role of ice on organisms.
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Worksheet-Bonding
In this bonding and electron configuration activity, students answer 9 multi-part questions including identifying the differences between bond types, drawing Lewis structures for atoms and identifying types of bonds in molecules.
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Lewis Dot Structure Worksheet
For this molecules worksheet, students determine the Lewis dot structures for 25 given molecules and determine the physical properties of molecules based upon polarity and intermolecular interactions.
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Water: The Neutral Substance
In this water worksheet, students read about hydrogen bonds in water and the differences in electronegativity between the oxygen atom and the two hydrogen atoms in water. Students answer four questions about the structure of water and...
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Molecular Models
In this molecule worksheet, students use a molecular model kit to build the molecule, draw a three-dimensional structure, and describe its shape. This worksheet has 2 graphic organizers.
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Reading Chemical Formulas
Students interpret basic chemical formulas. When class begins, students interpret a "chemical formula" for fruit salad. After they interpret the recipe, students use the same strategies to identify chemical formulas. They evaluate the...
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Chemistry and Bonding
In this bonding worksheet, learners take an interactive quiz with 15 multiple choice questions about the VSEPR Theory, bonding, the geometry of molecules, Lewis structures, resonance structures and enthalpy changes.
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Heat Transfer & Phase Changes
In this heat transfer and phase change worksheet, students experiment with ice, salt, and milk to show the relationship between the temperature of a solution and its phase. Students turn milk from a liquid to a solid and graph the...
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More About Static Electricity
Students examine the concept that static electricity is a phenomenon that involves positive and negative charges. They explore the Static Electricity section of the Science, Technology and Engineering website to learn more about the...
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Chemistry of Food
In this chemistry of food worksheet, students complete 20 various types of questions related to food and nutrition. First, they complete a crossword puzzle with vocabulary terms. Then, students use the figure shown to write the...
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General Chemistry
In this chemistry worksheet, students identify the name and abbreviation of the SI unit for mass, length, time, electric current, and temperature. Then they give the abbreviation for each of the units listed and describe what they are...
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IPC Chemistry Review
In this chemistry review worksheet, high schoolers classify and name compounds, calculate atomic mass, draw Lewis Dot Diagrams, and determine number of protons for atoms. This worksheet has 37 fill in the blank, 38 matching, and 3 short...
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World of Plastics and Polymers
Learners investigate plastics and learn they are giant molecules made of carbon atoms. In this polymers and plastics lesson, students perform 3 activities which all include making polymers from household items such as milk and vinegar,...
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Boot Reer Root Beer
Fifth graders investigate chemical reactions. In this physical science lesson, 5th graders make dry ice root beer and identify the type of change that occurs to the root beer mixture.
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VSEPR And Polarity
In this VSEPR theory worksheet, students evaluate the electron-pair geometry of organic and inorganic molecules. They construct Lewis structures and resonance structures for 17 compounds and complete 3 short answer questions.