Other
Transtronics: Viscosity
This site provides extensive information on viscosity. Different formulas and examples are given with regards to viscosity.
Sophia Learning
Sophia: Density: Lesson 2
This lesson will introduce the concept of density and show how to calculate the density of an object.
CK-12 Foundation
Ck 12: Pressure in Fluids
[Free Registration/Login may be required to access all resource tools.] Students will develop an understanding of density and pressure, and how to solve problems involving them.
Exploratorium
Exploratorium: Science Snacks: Condiment Diver
Use a condiment packet as a Cartesian diver to show how pressure changes cause the "diver" to float, sink or hover.
Exploratorium
Exploratorium: Science Snacks: Convection Current
This lesson plan is a great way to show convection currents in water. Students will see what happens to water as it gets warmed.
Exploratorium
Exploratorium: Science Snacks: Klutz Proof Density Column
An activity to help you create a density column that contains layers of liquids that are separated by different densities.
National Association of Geoscience Teachers
Nagt: Density Mystery Canisters
Students experiment with items that sink or float, and learn that water's density is equal to one, and objects/solutions with a density greater than one will sink, and those with a density less than one will float.
Science Education Resource Center at Carleton College
Serc: Melting Ice Cubes
This activity helps students understand how the melting of ice cubes floating in water is influenced by the salinity of the water. It will introduce the concept of density and density driven currents and provide practice in using the...
Mangahigh
Mangahigh: Shape: Population Density
Test your knowledge of population density by determining the number of people per square unit.
American Geosciences Institute
American Geosciences Institute: Earth Science Week: Ocean Currents
Students map the patterns of the major ocean currents, and learn about the influences of wind, water temperature, landmasses, and water density on currents.
American Geosciences Institute
American Geosciences Institute: Earth Science Week: Ocean Currents Change Our Earth
Students learn about the factors that drive ocean currents by measuring the density of ocean water and tap water.
American Chemical Society
Middle School Chemistry: What Is Density?
Find out how density is defined for the study of chemistry.
American Chemical Society
Middle School Chemistry: Density Sink and Float for Solids
See how different solids can have different densities depending on their molecular make-up.
American Chemical Society
Middle School Chemistry: Density Sink and Float for Liquids
See how different liquids can have different densities depending on their molecular make-up.
CPALMS
Florida State University Cpalms: Florida Students: Journey to the Center of the Earth
Learn about the layers of the Earth.
CPALMS
Florida State University Cpalms: Florida Students: Finding Amounts of "Stuff": Exploring Density
Learn what density is and how to calculate it using mass and volume.
Museum of Science
Museum of Science and Industry: Online Science: Design a Submarine
Become an engineer, and design a submarine that moves in the water like a real submarine. Try making it sink, float, and hover in the water.
TeachEngineering
Teach Engineering: Floating and Falling Flows
Students discover fluid dynamics related to buoyancy through experimentation and optional photography. Using one set of fluids, they make light fluids rise through denser fluids. Using another set, they make dense fluids sink through a...
TeachEngineering
Teach Engineering: Density Rainbow and the Great Viscosity Race
Students explore the densities and viscosities of fluids as they create a colorful 'rainbow' using household liquids. While letting the fluids in the rainbow settle, students conduct 'The Great Viscosity Race,' another short experiment...
TeachEngineering
Teach Engineering: Buoyant Boats
Students learn about displacement, density and buoyancy then apply their knowledge to build a floating object.
TeachEngineering
Teach Engineering: Clay Boats
Each student uses a small quantity of modeling clay to make a boat that will float in a tub of water. The object is to build a boat that will hold as much weight as possible without sinking. In the process of designing and testing their...
CK-12 Foundation
Ck 12: Chemistry: Density
[Free Registration/Login may be required to access all resource tools.] Covers density and provides examples of density calculations.
Other
Welcome to Puerto Rico: People
"Welcome to Puerto Rico" provides an extensively detailed page that describes the population density of Puerto Rico. Information is given about birth rates, death rates, and even cause of death percentages.
Read Works
Read Works: Talk About Dense
[Free Registration/Login Required] An informational text explaining the density of solids and liquids. A question sheet is available to help students build skills in reading comprehension.