1 – 25 of 118 Classroom Resources

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  Emission Spectrum, Atomic Spectra, Electrons, Atomic Theory, Emission Spectrum, Electromagnetic Spectrum, Identifying an Unknown | High School

  Lab: Emissions of Light Mark as Favorite (1 Favorite)

  In this lab, students will examine three different ways to excite electrons to produce visible light found in the electromagnetic spectrum. The students will then see that this visible light has a specific color, wavelength, and frequency. They will use their knowledge of the speed of light and plank's equation to examine the energy involved in the emission of light. Finally, the students will then apply their knowledge of the emission spectrum to how the composition of stars is determined.

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  Atoms, Model of the Atom, Atomic Theory | Middle School, High School

  Activity: Animation Activity: Building Blocks of Matter Mark as Favorite (15 Favorites)

  In this activity, students will view an animation that explores the idea that everything is made of atoms, and that since atoms are so extremely small, even small objects contain vast numbers of atoms. They will see several examples to illustrate this point. Then they will be given a brief overview of the evolution of how people thought about atoms from the ancient Greeks through Dalton.

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  Radioactive Isotopes, Half Lives, Isotopes | High School

  Activity: Isotope Sisters Puzzle Mark as Favorite (4 Favorites)

  In this activity, students are given clues about various sister isotopes in order to complete a crossword puzzle. Students will become familiar with isotope names, symbols, and mass numbers as they consider descriptions of the isotopes and information about their uses to solve the puzzle.

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  Periodic Table, Introduction, History, Physical Properties, Chemical Properties, Electrons, Valence Electrons | Middle School, High School

  Activity: How the Periodic Table Organizes the Elements Video Questions Mark as Favorite (79 Favorites)

  In this activity, students will watch a video and answer questions about the organization of the periodic table. They will learn about how the elements on the periodic table are organized and what their location on the table can tell us about them.

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  Isotopes, Atoms, Electrons, Subatomic Particles, Elements, History, Introduction, Review, Alpha/Beta/Gamma Decay, Radioactive Isotopes | Middle School, High School

  Activity: What are Isotopes? Video Questions Mark as Favorite (62 Favorites)

  In this activity, students will watch a video and answer questions about isotopes. They will learn about the discovery of isotopes, the difference between chemical and nuclear reactions, different kinds of radioactive decay, and some uses of radioactive isotopes.

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  Activity Series, Electrons, Electrons, Electron Transfer, Atoms, Ions, Chemical Change | High School

  Activity: Game Activity: Activity Series Game Mark as Favorite (3 Favorites)

  In this game, students will explore the activity series of metals by observing interactions between metals and metal ions. The game starts with a brief tutorial followed by a “capture the flag” game where students “steal” electrons based on the activity series. Then students play a pong-style game based on reactivity to earn points. Finally, there are two extension activities for students to view videos of real-world reactions and create particle models of these reactions.

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  Ionic Bonding, Naming Compounds, Intramolecular Forces, Ions, Electrostatic Forces, Polyatomic Ions | High School

  Activity: Constructing Ionic Compounds Mark as Favorite (113 Favorites)

  In this activity, students will use cards of different size and color as models for different types of ions. They will use the cards to construct ionic compounds by balancing the charges on cations and anions. Students will be able to write formulas and names for ionic compounds.

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  Periodic Table, History, Physical Properties, Chemical Properties, Elements, Identifying an Unknown, Atoms, Atomic Radius, Ionic Radius, Ionization Energy, Electron Affinity, Valence Electrons, Electrons, Subatomic Particles, Ions, Model of the Atom | High School

  Lesson Plan: The Periodic Table Unit Plan Mark as Favorite (79 Favorites)

  The AACT high school classroom resource library and multimedia collection has everything you need to put together a unit plan for your classroom: lessons, activities, labs, projects, videos, simulations, and animations. We constructed a unit plan using AACT resources that is designed to teach the Periodic Table to your students.

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  Electrons | High School

  Lab: Determination of the Activation Energy of a Lightstick Mark as Favorite (25 Favorites)

  In this lesson students will participate in an inquiry-based lab approach to determine the activation energy of the chemiluminescent reaction in a lightstick. Students will use the Vernier LabQuest to collect data related to light and temperature for analysis using the Arrhenius equation.

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  Atomic Theory, Law of Conservation of Energy, Electrons, Electromagnetic Spectrum | High School

  Activity: Simulation Activity: Exciting Electrons Mark as Favorite (91 Favorites)

  In this simulation, students will explore what happens when electrons within a generic atom are excited from their ground state. This is a qualitative investigation, not meant to mimic any particular atom.

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  Electrostatic Forces, Ionization Energy, Subatomic Particles, Electrons | High School

  Lesson Plan: Coulomb's Law Mark as Favorite (48 Favorites)

  In this lesson students explore qualitative applications of Coulomb’s law within atoms and between ions and solvents.

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  Emission Spectrum, Emission Spectrum, Electromagnetic Spectrum, Subatomic Particles, Electrons, Atoms, Atomic Theory, Model of the Atom | High School

  Lesson Plan: Modeling Energy in Chemistry: Energy and the Electron Mark as Favorite (65 Favorites)

  This activity is designed for students to build a scientific argument about the relationship between energy and spectral lines by exploring how light interacts with atoms. In the process, students will examine proposed models of the hydrogen atom and use collected data to analyze the proposed models. They will then select one of the models and write a scientific argument to support their choice. Students will then review additional data to support and/or refute their selection. Based on their analysis, students will revise their selected model and construct a new argument to support their revisions.  

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

  Activity: Periodic Trends II: Electron Affinity, Atomic Radius, & Ionic Radius Mark as Favorite (83 Favorites)

  In this 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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  Emission Spectrum, Electrons, Electrostatic Forces | High School

  Lesson Plan: Introduction to PES Mark as Favorite (53 Favorites)

  In this lesson students will learn how to interpret simple photoelectron spectroscopy spectra by incorporating their knowledge of electron configurations, periodic trends, and Coulomb’s law.

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

  Activity: Periodic Trends I: Ionization Energy, Atomic Radius & Ionic Radius Mark as Favorite (174 Favorites)

  In this simulation, students will investigate several periodic trends, including atomic radius, ionization energy and ionic radius. Through the use of this simulation students will have the opportunity to examine atomic data as well as visually compare and interact with select elements from the periodic table.

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  Atomic Radius, Electron Affinity, Ionization Energy, Periodic Table | High School

  Activity: Periodic Trends Investigation Mark as Favorite (102 Favorites)

  In this activity, students investigate trends in atomic radius, electron affinity, and ionization energy using an online interactive periodic table.

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  Electrostatic Forces, Subatomic Particles, Electrons, Electricity, Electrons, Graphing | High School

  Lab: Electromagnetic Forces in the Atom Mark as Favorite (4 Favorites)

  In this lab, students will better understand that opposite charges attract each other, and like charges repel.

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  Ionic Bonding, Naming Compounds, Molecular Formula, Ions, Ionic Radius, Solubility, Melting Point, Physical Properties | High School

  Activity: Ionic Bonding Brackets Mark as Favorite (62 Favorites)

  In this lesson, students will demonstrate their knowledge of ionic bond strength and its relationship to the properties of melting point and solubility using a “brackets” activity. After analyzing the ionic charge and radius to predict the strongest and weakest bond between four pairs of ionic substances, they will then determine which will be the least soluble.

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  Chemistry Basics, Mixtures, History, Physical Properties, Periodic Table, Ions | High School

  Lesson Plan: George Eastman, Kodak, and The Birth of Consumer Photography Mark as Favorite (5 Favorites)

  In this lesson, students will learn about George Eastman’s contributions to modern day photography, as well as the history and chemistry of photosensitive chemicals through reading an article and engaging in related activities. The activities help promote literacy in the science classroom. This lesson could be easily used as plans for a substitute teacher, as most of the activities are self-guided.

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  Quantum Numbers, Electron Configuration, Electrons, Orbitals | High School

  Lesson Plan: Quantum Numbers Mark as Favorite (31 Favorites)

  In this lesson plan, students complete a worksheet answering questions regarding quantum numbers.

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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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  Electromagnetic Spectrum, Emission Spectrum, Emission Spectrum, Electrons | Middle School, High School

  Lesson Plan: Let it Glow Mark as Favorite (40 Favorites)

  In this lesson students will investigate the fluorescence of a variety of everyday items as well as prepared samples under a black light. Students will examine the concepts of absorption and subsequent emission of photons, as well as wavelength, frequency, and energy of electromagnetic radiation. As extension activities, students will learn about phosphorescence and research real-life applications of photoluminescence.

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  Alpha/Beta/Gamma Decay, Half Lives, Radiation, Radioactive Isotopes, Isotopes, Atomic Mass, Subatomic Particles | High School

  Activity: Radiological Applications of Isotopes Mark as Favorite (52 Favorites)

  In this lesson, students will apply their knowledge of nuclear notation using trading cards to investigate and discuss the applications of isotopes in the medical field. The conclusion of the activity includes a summative assessment where students must advertise the radiological services using their knowledge of isotopes and their medical applications

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  Model of the Atom, Atoms, Subatomic Particles, Electrons, Atomic Mass, Isotopes, Periodic Table, Elements | Middle School, High School

  Lesson Plan: Acting Out Atomic Structure Mark as Favorite (1 Favorite)

  In this lesson, students will model the location and behavior of protons, neutrons, and electrons that make up the structure of atoms, focusing on the first 18 elements on the periodic table. Students will model different elements first by adding protons and neutrons (colored balls) to make the nucleus (a basket). Then, the students themselves will represent the electrons that are always moving around the nucleus yet remaining within their designated energy level. This activity is easiest to complete outside or in a large open room to allow for enough room.

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

  Demonstration: The Hoopla about Atoms Mark as Favorite (70 Favorites)

  In this demonstration, students use a hula hoop that has a ball in the center (hung from a string) to simulate Rutherford’s gold foil experiment.