176 – 200 of 522 Classroom Resources

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  Stoichiometry, Gas Laws, Ideal Gas, Pressure, Volume, Temperature, Interdisciplinary | High School

  Lesson Plan: Mechanisms and Properties of Airbags Mark as Favorite (34 Favorites)

  In this lesson students will learn about the mechanisms and properties of airbags, and examine the choice of airbag inflator from several points of view.

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  Atomic Spectra, Emission Spectrum, Emission Spectrum, Electromagnetic Spectrum, Interdisciplinary, Identifying an Unknown | Middle School, High School

  Lab: Spectral Detective Mark as Favorite (34 Favorites)

  In this lab, students will use a spectroscope to view the atomic spectra of various unknown elements. Using their collected data in combination with known atomic spectra, they will identify the chemical elements.

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  Atomic Theory, Model of the Atom, Atoms, Subatomic Particles, Electrons, Orbitals , History, Matter | High School

  Lesson Plan: Modeling Atomic Theories with Food Mark as Favorite (34 Favorites)

  In this lesson, students will create an initial model of an atom (using various food items) drawing from the knowledge that they brought into the class. They will then use the same materials to work through an interactive note-taking lesson on how the model of the atom evolved over time. Having completed the interactive notes, the students return to their original models and adjust as needed.

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  Temperature, History, Interdisciplinary, Chemical Change, Temperature, Heat | Middle School, High School

  Lab: Greenhouse Gas Simulation Mark as Favorite (34 Favorites)

  In this lab, students will create two simulations of the Earth’s atmosphere. They will compare a control model with a one that has an increased presence of carbon dioxide gas in order to analyze how this effects temperature. They will also complete research in order to learn more about the makeup of the Earth’s atmosphere.

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  Colligative Properties, Boiling Point Elevation, Freezing Point Depression, Concentration, Solute & Solvent, Boiling Point, Freezing Point, Phase Changes, Molecular Motion, Graphing, Physical Properties, Heat, Temperature | High School

  Simulation: Colligative Properties Mark as Favorite (34 Favorites)

  In this simulation, students will investigate the effects of different solutes, and different amounts of those solutes, on the boiling point and freezing point of a solution. Students will see particle-level animations of boiling and freezing with different types and amounts of solutes, as well as graphical representations of the results of each trial.

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  Identifying an Unknown, Experimental Design, Scientific Method, Chemical Change, Net Ionic Equation, Precipitate, Solubility, Solubility Rules, Balancing Equations, Predicting Products, Chemical Change | High School

  Lab: Mislabeled Mess! Mark as Favorite (34 Favorites)

  In this lab, students will identify 3 unknown acids by using the solubility rules. They will be given a list of materials and will design their own procedures for identifying the unknowns. For each combination of reactants, they will predict whether a product forms and, if it does, write complete and net ionic equations for those reactions.

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  Atoms, Subatomic Particles, Isotopes, Atomic Theory, History, Elements | Middle School, High School

  Activity: Atomic Structure RAFT Mark as Favorite (34 Favorites)

  In this activity, students choose from a number of activity options in order to best display their understanding of atomic structure. The RAFT model will be followed for this assignment, which means the students choose their assignment and may modify the assignment based on Role, Audience, Format, and Topic.

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  Lab Safety, Chemical Properties, Physical Properties | High School

  Activity: Analyzing & Creating Safety Labels Mark as Favorite (33 Favorites)

  In this activity, students will understand and interpret the color and number symbols on an NFPA Safety Diamond and then apply their knowledge to interpreting a label for chemicals. Students will also demonstrate an understanding of the safety precautions recommended for safe handling of specific chemicals as indicated by the diamond.

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  Electron Affinity, Atomic Radius, Ionic Radius, Ions, Atoms, Periodic Table, Model of the Atom, Subatomic Particles, Electrons, Valence Electrons | High School

  Simulation: Periodic Trends II: Electron Affinity, Atomic Radius & Ionic Radius Mark as Favorite (33 Favorites)

  The May 2016 simulation is a follow-up to the March 2016 simulation. Students will focus their investigation on the electron affinity of an atom. Through the use of this simulation students will have the opportunity to examine the formation of an anion as well as compare the atomic radius of a neutral atom to the ionic radius of its anion.

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  Introduction, Lab Safety, Measurements | High School

  Lab: Cleaning Up the Lab Mark as Favorite (33 Favorites)

  In this lab, students will learn how to mass a solid, properly wash glassware, and clean up their lab area.

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  Lab Safety | High School, Middle School

  Demonstration: Lab Safety Mark as Favorite (33 Favorites)

  In this demonstration, students discuss laboratory safety and observe corn starch being ignited.

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  Le Châtelier's Principle, Establishing Equilibrium, Reversible Reactions, Reaction Rate, Equilibrium Constants, Graphing | High School

  Lab: Dynamic Equilibrium Simulation Mark as Favorite (33 Favorites)

  In this lab, students will explore equilibrium using paper clips to mimic a chemical reaction.

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  Matter, Elements, Mixtures | Middle School, High School

  Activity: Animation Activity: Classifying Matter Mark as Favorite (32 Favorites)

  In this activity, students will view an animation that explores definitions and examples of several broad classifications of matter, including pure substances (elements and compounds) and mixtures (homogeneous and heterogeneous). Students will see real-life examples as well as particle diagrams.

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  Indicators, Interdisciplinary | Middle School, High School

  Lab: Exhaling Acid Mark as Favorite (32 Favorites)

  In this lab students will observe how increased carbon dioxide levels lead to a build-up of acidic conditions.

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  Indicators, Identifying an Unknown | Middle School, High School

  Lab: Indicators of Acids and Bases Mark as Favorite (32 Favorites)

  In this lab, students will use various indicators to identify unknown (clear) solutions as acidic, basic, or neutral.

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  Review, Interdisciplinary, History | Middle School, High School

  Project: Create a Chemistry App Mark as Favorite (32 Favorites)

  In this project, students will use Google accounts to create chemistry-themed apps, with no programming required. They will create a Google Drive spreadsheet containing scientific information, and link it to a free account on Glideapps.com. They will personalize the app on the Glideapps website. The resulting app will be available to view on devices that have the correct link.

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  Specific Heat, Heat, Temperature, Experimental Design | Middle School, High School

  Activity: Simulation Activity: Understanding Specific Heat Mark as Favorite (32 Favorites)

  In this simulation, students will play the role of engineer in deciding which materials are the best candidates for a building project. They will calculate the specific heat capacity of various building materials to determine which ones meet the criteria for building an energy efficient home. Students will also do a cost analysis to determine which material to use in their building project. On the student activity sheet, they will answer additional conceptual and numerical questions related to specific heat capacity.

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  Mole Concept, History, Periodic Table | High School

  Activity: The Mole Crossword Puzzle Mark as Favorite (32 Favorites)

  In this activity, students will be challenged with clues that are related to the concept of the mole in order to complete a crossword puzzle.

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  Introduction, Interdisciplinary, Scientific Method, Experimental Design | High School

  Activity: Experimental Design using Science and Engineering Practices Mark as Favorite (32 Favorites)

  In this activity, students will read a short story about an experiment that was conducted about an everyday question. Then the student will decide if and how the experimenter followed the scientific method. Then they will consider their own everyday questions and propose a way to answer them experimentally.

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  Periodic Table, Elements, Matter, Physical Properties, Chemical Properties, Observations, Identifying an Unknown | High School, Middle School

  Lab: Periodic Table Trends Mark as Favorite (31 Favorites)

  In this lab, students will investigate trends of the periodic table by examining samples of six elements. Students will use observations about the elements’ appearance, conductivity, and malleability to determine whether they are metals, nonmetals, or metalloids. They will also see how these elements, as well as two more in a teacher demo, react with water and use this information to make claims about reactivity patterns in the periodic table.

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  Physical Properties, Chemical Properties, Elements, Matter, Covalent Bonding, Ionic Bonding, Intermolecular Forces, Polymers | Middle School, High School

  Project: The Chemistry of Toys Mark as Favorite (31 Favorites)

  In this project, students will study the chemistry behind a toy or novelty item of their choosing. They will look at the parts that make up their item and determine what materials each part is made of; the types of atoms, molecules, and bonds present in those materials; and their physical and chemical properties.

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  Alpha/Beta/Gamma Decay, Radioactive Isotopes, Graphing | High School

  Activity: The Nuclear Decay of Uranium Mark as Favorite (31 Favorites)

  In this activity, students will model the Uranium decay series through nuclear equations, graphing, and particulate diagrams.

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  Measurements, Error Analysis, Accuracy, Accuracy, Significant Figures, Error Analysis | Middle School, High School

  Lab: Accuracy, Precision, and Error in Measurements Mark as Favorite (31 Favorites)

  In this lab, students make measurements of length and width using four measuring tools. They will measure the same object using measuring sticks of different precision. They will observe that the exactness of a measurement is limited by the precision of the measuring instrument.

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  Density, Physical Properties, Graphing, Interdisciplinary, Observations, Error Analysis, Measurements, Error Analysis | High School

  Lab: Graphing Density Mark as Favorite (31 Favorites)

  In this lab, students will collect data and then use graphing to determine the density values of unknown metal samples.

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  Atomic Theory, Orbitals , Electrons, Model of the Atom, Subatomic Particles, History | Middle School, High School

  Activity: Neils Bohr Video Questions Mark as Favorite (30 Favorites)

  In this activity, students will answer questions while watching a video about Niels Bohr and learn how he redefined thinking about the atom and the electron. His model of the atom advanced our understanding of subatomic particles and holds an important place in the history and development of atomic theory.