Science Education Resource Center at Carleton College
Serc: Layering Liquids
A lab activity to show students how different densities of liquid layer on top of each other by using four different colored liquids that contain different levels of salinity. This activity can also be used in an ocean unit where...
Science Education Resource Center at Carleton College
Serc: Irregular Shaped Object Lab Test
Students will determine what an unknown substance is by finding mass, volume, displacement, and density of an object. Students will also create a report which will require them to read a graph, interpret data, calculate averages, and...
Science Education Resource Center at Carleton College
Serc: Is All Ice Created Equal? A Density Lab
A lab experiment that shows students that different molecules melt in different ways. This lab also allows students to practice calculating and finding density, mass, and volume. Lesson plan includes lab handout for students.
American Chemical Society
Middle School Chemistry: Chapter 3: Density
Six interactive chemistry lessons about density complete with handouts and animations.
American Chemical Society
Middle School Chemistry: Density: Sink and Float for Solids
Students determine whether an object will sink or float by comparing its density to the density of water.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Buoyancy
An interactive simulation that teaches about buoyancy and density by applying various forces and modifying the properties of objects and fluids. This simulation can either be downloaded or played online and includes handouts, lesson...
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Density
An interactive simulation that teaches about density, mass, and volume through explorations of mass and volume with different objects. This simulation can either be downloaded or played online and includes handouts, lesson plans, and...
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Under Pressure
An interactive simulation that teaches about pressure, fluids, and density by observing changes in pressure under and above water with changes in variables including fluids, gravity, container shapes, and volume. This simulation can...
Vision Learning
Visionlearning: Physical States and Properties: Properties of Solids
Information about what solids are and properties associated with solid matter.
Other
New Dana System Mineralogy Database
Over 3,900 mineral species descriptions are included in this HTML-linked table of Dana classifications for all known valid mineral species. 3-D models are available for over 600 minerals.
Other
Ganoksin.com: Specific Gravity of Gemstones
Specific gravity is defined and explained. Practice problems are given and solved. Illustrations included as well.
Other
Foresty Suppliers: Using Forest Densiometers [Pdf]
Explains what a forest densiometer is, its history, and its use as a tool to measure forest overstory density, i.e., the area percentage that a tree canopy covers.
Other
National Engineers Week Foundation: Flinker
Students investigate with common objects to see if they can make something that neither floats nor sinks, but rather "flinks" in the middle.
Simon Fraser University
Chem1 Virtual Textbook: Understanding Density and Buoyancy
As part of a larger resource called "Getting started in Chemistry," this page examines various topics related to density and buoyancy. Included in the study are definition of density and buoyancy, measurements, applications, and examples.
US Census Bureau
U.s. Census Bureau: Puerto Rico Municipios Population
The U.S. Bureau provides this extensive text file on the estimated population of Puerto Rico by municipality from 1990 to 1999.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Plate Tectonics
Windows only - Interact with the tectonic plates of the Earth and see how changing variables affects the plates.
CK-12 Foundation
Ck 12: Unit Conversions
[Free Registration/Login may be required to access all resource tools.] In this online tutorial students will begin to identify and use conversion factors and to also use the method of dimensional analysis to convert between units....
Science Education Resource Center at Carleton College
Serc: Ocean Water: Density
In this lesson students will learn about the stratification of the ocean by using a simulation to show the different densities. The simulation explores how temperature, salinity, and wind affect the development of water stratification.
Georgia Department of Education
Ga Virtual Learning: Fluids
In this interactive module you will be introduced to a unit on fluid dynamics. Learn how an object's density relates to its mass and volume by completing various activities and interactives.
Georgia Department of Education
Ga Virtual Learning: Georgia Virtual Learning: Geology: Minerals
In this amazing interactive tutorial, you'll learn about minerals - the building blocks or rocks and the Earth. We'll talk about what makes something a mineral, and how differences in these minerals let us organize them into different...
OpenStax
Open Stax: Density
From a chapter on Fluid Statics in a Physics textbook. This section of the chapter defines density, explains how to use a known density to find the mass of a substance, and compares different densities. Includes examples, questions,...
TeachEngineering
Teach Engineering: Taking the Boat to Manaus
In this activity, the students will apply the concepts they learned regarding mass, volume and density in the previous activities to design a boat.
TeachEngineering
Teach Engineering: Determining Densities
Students will use two different methods to determine the densities of a variety of materials and objects. The first method involves direct measurement of the volumes of objects that have simple geometric shapes, while the second uses the...
TeachEngineering
Teach Engineering: Cartesian Diver
Students observe Pascal's law, Archimedes' principle, and the ideal gas law as a Cartesian diver moves within a closed system.