Classroom Resources: Chemistry Basics
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26 – 50 of 50 Classroom Resources
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Density, Measurements | High School
Lab: Investigating the Density of an Irregular Solid Object Mark as Favorite (12 Favorites)
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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Density, Density, Chemical Change, Observations, Chemical Change, Combustion | Elementary School, Middle School
Demonstration: Investigating Gas Density Mark as Favorite (5 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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Density, Observations, Chemical Change, Physical Change, Balancing Equations | High School
Lab: The Lovely Lava Lamp Mark as Favorite (12 Favorites)
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, Physical Properties | High School
Lab: Graphing Density Mark as Favorite (11 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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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, Observations, Chemical Change, Lab Safety, Combustion | High School
Demonstration: Fish Tank Carbon Dioxide Mark as Favorite (3 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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Chemical Change, Density, Chemical Change, Density | Elementary School, Middle School, High School
Demonstration: Fire Extinguisher Mark as Favorite (6 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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Review, Density | High School, Middle School
Activity: Round Robin Mark as Favorite (7 Favorites)
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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Density, Density | High School, Middle School
Demonstration: Qualitative Look at Gas Density Mark as Favorite (2 Favorites)
In this demo, students witness three types of gases and observe their relative densities to air.
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Gas Laws, Matter, Density, Density, Temperature, Pressure, Volume, Graphing, Observations, Measurements | High School
Lab: Pressure Bottle Mark as Favorite (1 Favorite)
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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Chemical Change, Density, Classification of Reactions | High School
Demonstration: Preparation of Hydrogen Mark as Favorite (1 Favorite)
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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Freezing Point, Density, Freezing, Phase Changes, Melting Point, Molecular Motion, Physical Change, Physical Properties | Elementary School
Lesson Plan: Pothole Science Mark as Favorite (1 Favorite)
In this lesson, students investigate how the density and therefore the volume, of water changes when it freezes.
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Sublimation, Density, Observations | High School, Middle School
Lab: Dry Ice (High School) Mark as Favorite (12 Favorites)
In this lab, students perform several small experiments using dry ice and record their observations.
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Density, Molecular Motion | High School, Middle School
Lab: Density Lab Mark as Favorite (13 Favorites)
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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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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Density, Density | High School, Middle School
Demonstration: Comparing Gas Density Mark as Favorite (1 Favorite)
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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Observations, Mixtures, Density, Physical Properties, Mixture | Elementary School
Activity: Color-Works in a Jar Mark as Favorite (0 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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Density | High School
Lab: Colors of the Rainbow Mark as Favorite (6 Favorites)
In this lab, students will practice density calculations and put their calculations to test by creating their own density column.
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Separating Mixtures, Density, Physical Change, Chemical Change, Mixtures, Intermolecular Forces, Intermolecular Forces | Middle School
Lab: Clean it Up! Mark as Favorite (2 Favorites)
In this lab, students will consider and utilize various separation techniques to purify and reclaim used motor oil.
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Density, Dimensional Analysis, Review, Measurements, Accuracy, Accuracy, Experimental design, Error analysis | High School
Lab: Bowling Ball—Will it Sink or Float in Water? Mark as Favorite (2 Favorites)
In this lab, students will find the density of a bowling ball to determine whether it will sink or float in water.
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Mixtures, Mixture, Chemical Change, Physical Change, Observations, Density, Acid Base Reactions, Chemical Change | Elementary School
Lab: Analyzing a Lava Lamp Mark as Favorite (1 Favorite)
In this lab, students create a mixture of oil, water and food coloring, and then add an Alka-Seltzer tablet, to create a homemade lava lamp. Student will record their observations during each step of the process and answer follow-up questions about the chemical and physical changes that took place.
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Melting Point, Elements, Matter, Density, Chemical Properties, Periodic Table, Inferences | Elementary School
Lesson Plan: Mystery Metals Mark as Favorite (0 Favorites)
In this lesson, students will make measurements, calculations, and inferences to help solve a mystery about the identity of an unknown metal.
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Density | Middle School, High School
Demonstration: Density Tubes Mark as Favorite (1 Favorite)
In this demonstration, students will have the opportunity to observe and analyze the density of a solution. Students will interpret their observations as they compare the density of the solution with plastic components.
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Molecular Motion, Density
Simulation: Density Mark as Favorite (0 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, Molecular Motion | Middle School, High School
Activity: Simulation Activity: Density Simulation Mark as Favorite (4 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.