Classroom Resources: States of Matter


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1 – 25 of 42 Classroom Resources

  • 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, Middle School

    Access is an AACT member benefit. Activity: Simulation Activity: The Effect of Solutes on Boiling and Freezing Point

    In this activity, students will use a colligative properties simulation to 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.

  • Freezing Point Depression, Heat, Phase Changes, Molecular Motion | High School, Middle School

    Access is an AACT member benefit. Lab: Sweet, Salty and Cold as Ice

    In this lab, students conduct a micro-scale investigation to explore how various solutes affect the freezing point of water. Because of the small volume of liquid used, results are visible within minutes. Students observe what happens to the liquids as they are cooled and use their observations to infer what is going on at the particle level. They will use the results to explain the familiar phenomena of why we salt our roads and sidewalks in the winter and why freshwater lakes and ponds freeze over more easily than saltwater oceans in the winter.

  • Heat, Specific Heat, Phase Changes | Middle School, Elementary School

    Access is an AACT member benefit. Lab: The Insulation Investigation

    In this lab, students will think critically about the properties, structure and function of materials as they design and build a device used to insulate an ice cube to prevent it from melting.

  • Heat of Vaporization , Boiling Point, Intermolecular Forces, Phase Changes, Heating Curve, Heat of Combustion, Temperature, Specific Heat, Observations, Chemical Change, Physical Change | High School, Middle School

    Access is an AACT member benefit. Demonstration: Cooking an Egg in Chemistry Class

    In this demonstration, students will observe the very high latent heat of vaporization for water by boiling water over a Bunsen burner in a paper cup to cook a boiled egg. The discussion can be extended to incorporate intermolecular forces to explain the unusually high boiling point of water, as well as heat of vaporization and specific heat capacity.

  • History, Interdisciplinary, Chemical Change | Middle School, High School

    Video: Spellbound Episode 1—A Sign on the Door: Ahmed Zewail, Ph.D.

    Produced for the 2011 International Year of Chemistry, the video series Spellbound, tells the story of scientists whose childhood curiosity about everyday things helped them launch careers in the lab, win Nobel Prizes and make other achievements. Their early childhood experiences may encourage young people into careers in the science, technology, engineering and mathematics (STEM) fields. This episode features Ahmed Zewail, Ph.D.

  • Physical Properties, Covalent Bonding, Electronegativity, Polarity, Molecular Geometry, Intermolecular Forces, Solubility | Middle School, High School

    Access is an AACT member benefit. Activity: The Chemistry of Water Video Questions

    In this lesson, students will watch a video and answer questions about how the molecular geometry and polarity of water give rise to many of its unusual physical properties, including its relatively high boiling point and its ability to dissolve some substances but not others.

  • Molecular Motion, Phase Changes | Middle School

    Access is an AACT member benefit. Activity: Atoms in Motion

    In this activity, students will explore how particles that make up matter are in constant motion. The students will use an online PhET simulation to compare the ways that atoms and molecules move in samples of solids, liquids, and gases. This activity will help students improve their understanding of the particle level.

  • Phase Changes, Molecular Motion | Middle School, High School

    Simulation: States of Matter and Phase Changes

    In this simulation, students will participate in a 10 question quiz. Some questions will challenge students to analyze data to identify the correct state of matter for a specific sample, and then connect the chosen state with an animated particle diagram. In addition, students will examine the behavior of particles in an animated sample as they undergo a phase change, and must correctly identify the change that occurs.

  • Phase Changes, Molecular Motion | Middle School, High School

    Access is an AACT member benefit. Activity: Simulation Activity: States of Matter and Phase Changes

    In this simulation, students will participate in a 10 question quiz. Some questions will challenge students to analyze data to identify the correct state of matter for a specific sample, and then connect the chosen state with an animated particle diagram. In addition, students will examine the behavior of particles in an animated sample as they undergo a phase change, and must correctly identify the change that occurs.

  • Molecular Motion, Physical Properties | Middle School, High School

    Access is an AACT member benefit. Activity: Categorizing States of Matter

    In this activity students will analyze both written statements and images that describe the properties of a solid, liquid or gas. Students will determine which state of matter the description best describes and categorize it accordingly.

  • Freezing Point Depression, Mixtures, Phase Changes, Freezing Point, Melting Point | High School, Middle School

    Access is an AACT member benefit. Lab: How does Salt "Melt" Ice?

    In this lab, students will consider why salt is used to aide in snow clearing and to help keep icy roads safe. They will investigate how salt ‘melts’ ice and determine the best type of salt to do so. Additionally, students will explore the advantages and disadvantages of the various different types of salt.

  • Distillation, Physical Change, Separating Mixtures, Phase Changes | Middle School

    Access is an AACT member benefit. Activity: Distillation in Survival Mode

    In this activity, students will investigate methods for purifying water as they consider a survival based situation that requires clean drinking water. Students will investigate processes such as boiling and distillation, as well as review the phase changes within the water cycle.

  • Phase Changes, Elements, Mixtures | High School, Middle School

    Access is an AACT member benefit. Activity: Visualizing States of Matter

    In this activity, students will view, sort and classify pure substances and mixtures into the 3 common states of matter found in the laboratory. Students will also discuss their classification system with their teacher and peers.

  • Polymers, Phase Changes, Physical Properties | Middle School

    Access is an AACT member benefit. Lab: Changing a Monomer to a Polymer!

    In this lab, students will have the opportunity to see the complexity of the different phases of matter. This lab will allow students to investigate polymers and physical properties, while connecting these concepts to the phases of matter. Students will also better understand that some substances are not easily identified as a particular phase of matter and that some substances can have characteristics of more than one phase of matter.

  • Phase Changes, Boiling Point, Melting Point, Physical Properties | Elementary School, Middle School

    Access is an AACT member benefit. Lesson Plan: Investigating Water's States of Matter

    In this lesson, the students will identify properties of different states of matter, and then work in groups to model molecular arrangement in the solid, liquid, and gaseous states of water. This lesson will also help students to understand that the change in state as a physical change and how the solid state of water has unique properties.

  • Phase Changes, Physical Change | Middle School

    Access is an AACT member benefit. Lab: I Can’t Believe It’s Butter!

    In this lab students will learn about the phases of matter and phase changes while making a small sample of butter.

  • Phase Changes, Photosynthesis, Renewable Energy | Elementary School, Middle School

    Access is an AACT member benefit. Lab: Mini Terrarium

    In this lab, students will learn that even the smallest spaces can have their own climate. They will create a miniature sized terrarium and will observe how sunlight enters in order to warm the air, and in turn heat the soil and seeds. Condensation will build up in the container and the students can observe the water cycle in action, as well as the growth of the seeds over time.

  • Phase Changes | Middle School

    Access is an AACT member benefit. Project: Sharing Matter

    In this project, students will design a lesson and activity about the states of matter to share with elementary school students. This project embraces the spirit of the famous quote by Roman philosopher Seneca: by teaching, we learn. In order to successfully teach one of the states of matter to younger students, each group must have advanced knowledge of the subject.

  • Physical Properties, Density, Separating Mixtures, Matter, Culminating Project, Interdisciplinary, Phase Changes | Elementary School, Middle School

    Access is an AACT member benefit. Activity: The Castaway!

    In this activity, students use their knowledge of the properties of matter to create and/or design items needed for survival on a deserted island.

  • Chemical Change, Physical Change, Chemical Change, Scientific Method, Melting Point, Phase Changes | Middle School

    Access is an AACT member benefit. Lab: S'more Change Please

    In this lab, students will be able to demonstrate the difference between a physical and chemical change by making ooey, gooey, yet yummy S’mores!

  • Freezing Point, Phase Changes, Freezing Point Depression | Middle School, High School

    Access is an AACT member benefit. Lab: Freezing Ice Cream

    In this lab, students will investigate changing states of matter, chemical reactions, and the properties of ice and salt while creating their own ice cream.

  • Conservation of Mass, Chemical Change, Interdisciplinary, Culminating Project, Phase Changes, Chemical Change | Middle School, High School

    Access is an AACT member benefit. Project: Law of Conservation of Mass Comic Strip

    In this project, students will work in groups to create a comic strip that illustrates understanding of the law of conservation of mass.

  • Heat, Temperature, Specific Heat, Observations, Molecular Motion | High School, Middle School

    Activity: What Makes Something Feel Warm

    In this lesson students actively engage in thinking about energy issues in chemistry and the nature of energy (thermal) transfer. The idea that temperature is a measure of heat content will be challenged, and students will be given the opportunity to collect data that will allow them to clearly see that different materials transfer energy at different rates.

  • Temperature, Molecular Motion, Observations, Inferences | High School, Middle School

    Demonstration: What is Temperature?

    In this demonstration, students will observe food dye mixing with water at different temperatures.

  • Freezing Point, Phase Changes, Temperature, Physical Change | Middle School

    Access is an AACT member benefit. Lab: Lemon Ice

    This activity explores the interaction between salt and water (ice) as a way to further investigate their impact on the state of matter of a substance. Students will use salt and ice to create a slushy lemonade drink without the use of a freezer. They will learn through this hands-on experiment how salt and ice can rapidly cool a liquid.

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