Classroom Resources: Chemistry Basics

26 – 50 of 62 Classroom Resources

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  Density, Physical Properties, Measurements, Matter | High School, Middle School, Elementary School

  Animation: Density Animation

  "In this animation, students will visualize density on the particulate level. There are opportunities to make qualitative and quantitative comparisons between substances. **This video has no audio**"

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  Density, Chemical Change, Density, Combustion, Chemical Change, Kinetic Molecular Theory | High School

  Demonstration: Liquid and Gas Burning Comparison

  In this demo, students will witness the burning of a substance in its gas and in its liquid states. They will carry out the demonstrations themselves, and compare the results of the two reactions.

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  Observations, Density, Physical Properties, Introduction, Mixtures | Elementary School

  Lesson Plan: What is Density

  In this two-part lesson, students will learn about density through a teacher-led demonstration and a hands-on activity. The demonstration will give students the opportunity to observe the formation of a density tower made from common drinks. Students will then create their own density tower using simple ingredients, and then further investigate differences in density when solid objects are added to the tower.

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  Density, Physical Properties, Measurements, Significant Figures, Scientific Method, Graphing, Error Analysis, Experimental Design, Error Analysis | High School

  Lab: Investigating the Density of an Irregular Solid Object

  In this lab, students will use common laboratory equipment to devise a method to measure the density of several irregular objects. They will then create a formal laboratory report using both their own data and data from the entire class.

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  Observations, Density, Chemical Change, Density, Combustion, Chemical Change | Middle School, Elementary School

  Demonstration: Investigating Gas Density

  In this demonstration, students will observe a reaction between baking soda and vinegar in the presence of a burning candle. The initial environment has plenty of oxygen present in order to sustain the candle’s flame; however the reaction will produce carbon dioxide which will cause the lit candle to extinguish. Students will analyze the outcome and compare the presence of the gases in the container and make determinations about the densities of each.

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  Observations, Density, Chemical Change, Physical Change, Balancing Equations, Chemical Change, Physical Change, Mixtures | High School

  Lab: The Lovely Lava Lamp

  In this lab, students add food coloring to a mixture of oil and water and record their observations. They then add an Alka-Seltzer tablet, record their observations and answer a series of questions about the chemical and physical changes that took place.

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  Density, Temperature, Sublimation, Gas Laws, Density, Pressure, Phase Changes, Interdisciplinary, Physical Change, Mole Concept, Dimensional Analysis, Measurements, Ideal Gas, Volume | High School

  Demonstration: Ideal Gas Law using Carbon Dioxide

  In this demonstration, students observe dry ice sublime while the CO2 gas fills a balloon. They then calculate the moles and volume of CO2 produced.

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  Density, Temperature, Chemical Change, Gas Laws, Density, Pressure, Balancing Equations, Stoichiometry, Chemical Change, Dimensional Analysis, Kinetic Molecular Theory, Ideal Gas, Volume, Graphing | High School

  Lesson Plan: The Gas Laws Unit Plan

  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 Gas Laws to your students.

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  Density, Temperature, Gas Laws, Density, Pressure, Kinetic Molecular Theory, Ideal Gas, Scientific Method, Volume, Experimental Design | Middle School, High School

  Activity: Hot Air Balloon

  In this activity, students use their knowledge of Charles’ law to build a hot air balloon and evaluate its design.

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

  Lab: Graphing Density

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

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  Density, Temperature, Density, Pressure, Measurements, Volume, Error Analysis, Error Analysis | High School

  Lab: Gas Density and Relative Molecular Mass

  In this lab, students will quantitatively determine the densities of four gases.

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  Observations, Density, Physical Properties, Introduction | Elementary School

  Activity: Sink or Float

  In this activity, students investigate whether certain materials will sink or float in water. Students will also explore how the shape of an object can affect its volume and density.

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  Density, Physical Properties, Mixtures, Solubility, Freezing Point, Polarity, Phase Changes, Intermolecular Forces, Colligative Properties, Intermolecular Forces, Freezing Point Depression, Mixtures | High School

  Lesson Plan: Fuel Line Antifreeze

  In this lesson students will explore the role of a gasoline additive, fuel line antifreeze (generally methanol or 2‑propanol), in reducing the potential of water to block fuel lines in freezing weather. Students will prepare test tube models of water-contaminated fuel tanks and explore the effect of adding different types of fuel line antifreeze. This lesson can be used to bolster concepts about miscibility, density, intermolecular forces, phase changes (freezing), and colligative properties (freezing point depression).

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  Observations, Density, Chemical Change, Lab Safety, Combustion | High School

  Demonstration: Fish Tank Carbon Dioxide

  In this demonstration, students watch as a reaction between baking soda and vinegar produces carbon dioxide, which then causes lit candles to extinguish.

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  Density, Chemical Change, Density, Chemical Change | High School, Middle School, Elementary School

  Demonstration: Fire Extinguisher

  In this demonstration, students will observe a chemical reaction, and see how the product can be used to extinguish a fire.

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  Density, Review | Middle School, High School

  Activity: Round Robin

  In this activity, students solve problems on a series of sheets shared in a group.The activity can be extended beyond the topics of temperature and density. This lesson accompanies an article in Chemistry Solutions.

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  Observations, Density, Density, Inferences | Middle School, High School

  Demonstration: Qualitative Look at Gas Density

  In this demo, students witness three types of gases and observe their relative densities to air.

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  Observations, Density, Temperature, Gas Laws, Density, Pressure, Measurements, Matter, Volume, Graphing | Middle School, High School

  Lab: Pressure Bottle

  In this lab, students determine the relationship between volume and pressure of a gas and its temperature and address the common misconception that air does not have mass or density.

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  Observations, Density, Chemical Change, Balancing Equations, Classification of Reactions, Chemical Change | High School

  Demonstration: Preparation of Hydrogen

  In this demo, students witness a single displacement reaction between zinc and sulfuric acid that produces hydrogen gas. The gas is collected via water displacement and ignited.

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  Density, Physical Properties, Melting Point, Freezing Point, Phase Changes, Physical Change, Molecular Motion, Freezing | Elementary School

  Lesson Plan: Pothole Science

  In this lesson, students investigate how the density and therefore the volume, of water changes when it freezes.

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  Observations, Density, Sublimation, Phase Changes, Physical Change, Temperature | Middle School

  Lesson Plan: Dry Ice

  In this lesson, students will investigate how dry ice undergoes a phase change from solid to gas, skipping the liquid phase under normal temperature and pressure.

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  Observations, Density, Sublimation | Middle School, High School

  Lab: Dry Ice (High School)

  In this lab, students perform several small experiments using dry ice and record their observations.

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  Density, Physical Properties, Identifying an Unknown, Accuracy, Error Analysis | Middle School, High School

  Lab: Density Lab

  In this lab, students determine the density of several liquids and solids. They then identify an unknown metal by determining its density. They then calculate the percent error within the class for a specific sample.

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  Observations, Density, Interdisciplinary, Scientific Method | Elementary School, Middle School

  Lab: Crush's Dilemma

  In this lab, students explore the concept of density. They will examine the density of a plastic sandwich bag compared to water. Students will create their own experiment and investigate factors that affect floating and sinking.

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  Observations, Density, Chemical Change, Density, Inferences | Middle School, High School

  Demonstration: Comparing Gas Density

  In this demonstration, students will observe a reaction between baking soda and vinegar in the presence of a variety of different heights of lit candles. The initial environment has plenty of oxygen present in order to sustain the candle’s flame; however the reaction will produce carbon dioxide which will cause the lit candles to extinguish in order of height. Students will analyze and compare the presence of the gases in the container and make determinations about the densities of each.