Classroom Resources: Chemistry Basics
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26 – 50 of 74 Classroom Resources
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SI Units, Mole Concept, Measurements, Physical Properties, Density | Middle School, High School
Animation: Units of Chemistry Animation Mark as Favorite (13 Favorites)
This animation explores the importance of including units to communicate the value of measurements effectively. It presents definitions, units of measurement, and measuring tools for physical properties that are commonly measured or calculated in chemistry class: mass, length, temperature, volume, amount (moles), and density. This animation was featured in the November 2022 issue of Chemistry Solutions. **This video has no audio**
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Density, Matter, Physical Properties, Measurements | Elementary School, Middle School, High School
Animation: Density Animation Mark as Favorite (43 Favorites)
This animation explores 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, Observations, Interdisciplinary, Scientific Method | Middle School, Elementary School
Lab: Crush's Dilemma Mark as Favorite (0 Favorites)
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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Molecular Motion, Density, Density, Temperature | Elementary School
Lab: Observing Density of Gases and Liquids Mark as Favorite (2 Favorites)
Students will learn about and discuss the behavior of a gas using examples of convection and an optional teacher-led demonstration. Students will then participation in a lab where they will investigate water currents by observing the results of mixing colored warm water with room temperature water. The lab will be followed by a discussion about the molecular activity of the water mixture.
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Density, Observations, Physical Properties | Elementary School
Lab: Under the Sea: A Density Aquarium! Mark as Favorite (0 Favorites)
In this lab, students will create a density aquarium. They will develop a written response comparing and contrasting the densities of the various objects within the aquarium. This lab is designed for students to work in groups after they have an understanding of density and other physical properties.
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Density, Physical Properties, Matter, Observations | Elementary School, Middle School
Lab: Comparing Density of Liquids & Solids Mark as Favorite (5 Favorites)
In this lab, students will measure mass and volume, calculate density, and compare the density of given liquids and solids, inferring what causes objects to sink or float in a given liquid. 3-48
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Physical Properties, Density, Chemical Properties, Matter, Interdisciplinary | Middle School, Elementary School
Activity: Astronaut on a Mission Mark as Favorite (1 Favorite)
In this activity students will take on the role as a NASA employee on a mission to discover what resources humans need in order to survive on a planet outside of our solar system. Students will come up with a plan including a list of materials and resources needed to sustain life on another planet. They will need to compare each planet and determine which is most ready to support life.
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Observations, Density, Physical Properties, Introduction | Elementary School
Activity: Sink or Float Mark as Favorite (0 Favorites)
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, Molecular Motion | Middle School, High School
Activity: Simulation Activity: Density Simulation Mark as Favorite (29 Favorites)
In this simulation, students will investigate the effect of changing variables on both the volume and the density of a solid, a liquid and a gas sample. Students will analyze the different states of matter at the particle level as well as quantitatively. This lesson accompanies the simulation from the September 2015 issue of Chemistry Solutions.
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Density, Density, Chemical Change, Observations, Chemical Change, Combustion | Elementary School, Middle School
Demonstration: Investigating Gas Density Mark as Favorite (8 Favorites)
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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Measurements, Introduction, Dimensional Analysis, Scientific Notation, Error Analysis, Significant Figures, Accuracy, Density, Error Analysis, Interdisciplinary, Accuracy | High School
Lab: Math and Measurement Mark as Favorite (100 Favorites)
In this lab, students will practice introductory math skills that will be used in chemistry all year. This includes metric conversion, significant figures, scientific notation, dimensional analysis, density, percent error, accuracy and precision, as well as using lab equipment.
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Combustion, Chemical Change, Chemical Change, Density, Kinetic Molecular Theory, Density | High School
Demonstration: Liquid and Gas Burning Comparison Mark as Favorite (7 Favorites)
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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Density, Observations, Chemical Change, Combustion | High School
Demonstration: Fish Tank Carbon Dioxide Mark as Favorite (5 Favorites)
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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Physical Properties, Density, Separating Mixtures, Matter, Culminating Project, Interdisciplinary, Phase Changes | Elementary School, Middle School
Activity: The Castaway! Mark as Favorite (14 Favorites)
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.
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Atomic Structure, Atomic Mass, Electrons, Ions, Subatomic Particles, Density, Periodic Table, Quantitative Chemistry, Dimensional Analysis, Mole Concept | High School
Activity: A Pound of Numbers Mark as Favorite (24 Favorites)
In this activity, students will review a series of fundamental chemistry questions and select the answer from two choices provided. Upon completion, the sum of all the correct answers will equal the number of grams in one pound. Students can then use dimensional analysis to determine the number of grams in one pound for comparison.
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Periodic Table, Density, Elements, Atomic Mass, Atomic Radius, Electronegativity | Middle School, High School
Activity: Organizing the Periodic Table Mark as Favorite (91 Favorites)
In this activity, students are challenged to organize elements into the shape of the periodic table based on trends in data. Students are given a set of cards, each card representing an element, and containing five data points for consideration. The data that students will analyze includes atomic mass, atomic radius, melting point, density and electronegativity.
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Molecular Motion, Density, Physical Properties, Density, Gas Laws, Ideal Gas, Temperature, Pressure, Volume | Middle School, High School
Simulation: Density Mark as Favorite (14 Favorites)
The simulation for the September 2015 issue allows students to investigate the effect of changing variables on both the volume and the density of a solid, a liquid, and a gas sample. Students will analyze the different states of matter at the particle level as well as quantitatively.
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Density, Graphing | High School
Lab: You Are My Density Mark as Favorite (23 Favorites)
In this lab, students will collect and plot both volume and mass data in order to better understand density as a constant by using the line of best fit. They will then model and analyze a perplexing situation involving density to consider the application of density in everyday life.
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Chemical Change, Density, Chemical Change, Density | Elementary School, Middle School, High School
Demonstration: Fire Extinguisher Mark as Favorite (17 Favorites)
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, Density, Chemical Change, Observations, Inferences | High School, Middle School
Demonstration: Comparing Gas Density Mark as Favorite (7 Favorites)
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.
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Density, Chemical Properties, Polymers, Polymers | High School
Lab: The Big Six Plastics Mark as Favorite (28 Favorites)
In this lab students will use data and chemical tests to better understand different types of plastics and their properties. Ultimately, students can choose the best plastic material to construct a compost bin.
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Measurements, Error Analysis, Scientific Notation, Density, Identifying an Unknown | Middle School
Lab: A Chemistry Calculation Challenge Mark as Favorite (8 Favorites)
Students will apply their knowledge to solve four challenging chemistry-based calculation problems involving mass, volume, density, and number of molecules.
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Observations, Mixtures, Density, Physical Properties, Mixtures | Elementary School
Activity: Color-Works in a Jar Mark as Favorite (2 Favorites)
Students will be using three ingredients to create a liquid color-works mixture in a jar. This is a fun chemistry project to do with young elementary students around the 4th of July or New Year’s Eve to get the children excited about fireworks.
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Observations, Density, Physical Properties | Elementary School
Demonstration: Will it Float? Mark as Favorite (1 Favorite)
In this demonstration, students will observe the relationship between the density of a solution and its impact on an object’s ability to float or sink. Uncooked eggs will be placed in a tap water sample and in a salt water solution so that students can make observations and compare the results in order to make a determination regarding the density value for each item.
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Density, Measurements | High School
Lab: Can it Float? Mark as Favorite (19 Favorites)
In this lab, students will investigate the relationships between mass, volume, density and buoyancy in common objects. Students will be tasked with determining the volume of a variety of objects as well as interpreting the meaning of their buoyancy in water.