Science Education Resource Center at Carleton College
Serc: Investigating Buoyancy, Density, and Fluid Principles: Make Mini Submarine
In this lab, students will use the scientific method to design an experiment that explains how/why a submarine floats and sinks.
Texas Education Agency
Texas Gateway: Ap Physics: Fluid Statics: Archimedes' Principle
By the end of this section, you will be able to define buoyant force, state Archimedes' principle, understand why objects float or sink, and understand the relationship between density and Archimedes' principle.
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...
Vision Learning
Visionlearning: General Science: Density
Instructional module focusing on density as a physical property of matter. Discussion incorporates historical references as well as formulas. Site also includes an interactive practice quiz and links relating to the topic.
TeachEngineering
Teach Engineering: Floaters and Sinkers
Through this curricular unit, students are introduced to the important concept of density. The focus is on the more easily understood densities of solids, but students may also explore the densities of liquids and gases. Students devise...
TeachEngineering
Teach Engineering: Eureka! Or Buoyancy and Archimedes' Principle
Students explore material properties in hands-on and visually evident ways via the Archimedes' principle. First, they design and conduct an experiment to calculate densities of various materials and present their findings to the class....
TeachEngineering
Teach Engineering: Floaters and Sinkers
This lesson introduces students to the important concept of density. The focus is on the more easily understood densities of solids, but students can also explore the densities of liquids and gases. Students devise methods to determine...
TeachEngineering
Teach Engineering: Rock and Boat
Students observe Archimedes' principle in action in this challenge where a toy boat is placed in a container of water and a rock is placed on the floating boat. Students must explain why the water level rises/falls/stays the same based...
TeachEngineering
Teach Engineering: Buoyant Boats
Students learn about displacement, density and buoyancy then apply their knowledge to build a floating object.
Center for Innovation in Engineering and Science Education, Stevens Institute of Technology
Stevens Institute of Technology: Buoyancy Simulation
By choosing the mass, size, and time, students can experiment with whether the block floats or sinks in this simulation. Students have the option to display the forces and add a second block to the tank. Density is also shown to allow...
Massachusetts Institute of Technology
Mit: Blossoms: Will an Ice Cube Melt Faster in Freshwater or Saltwater?
Engage students in the study of the ocean and saltwater with these activities. Students will see that saltwater has different physical properties than freshwater - mainly density. This instructional activity can serve as a springboard...
Science Buddies
Science Buddies: Buoyancy of Floating Cylinders
This project presents an interesting puzzle. A disk of wood will float face-up, that is, with its circular cross-section parallel to the surface of the water. A long log of wood, however, floats with the circular cross-section...
OpenStax
Open Stax: Physics: Archimedes' Principle
From a chapter on Fluid Statics in a Physics textbook. This section of the chapter provides a detailed discussion of Archimedes' principle, buoyant force, floating and sinking, and the role of density. Includes questions, problems and...
![University of California: Seawater Density & Salinity [Pdf] Handout](https://static.lp.lexp.cloud/images/attachment_defaults/resource/large/FPO-knovation.png "University of California: Seawater Density & Salinity [Pdf] Handout")
University of California
University of California: Seawater Density & Salinity [Pdf]
Describes the properties of seawater and the variations depending on its location, e.g., near a shoreline, in an estuary, or as sea ice. Discusses the instruments scientists use to measure the density of water and explains other...
Science Education Resource Center at Carleton College
Serc: Mn Step: Sinking Water: Glaciers, Ocean Currents and Weather Patterns
A lesson where students learn how warm water is less dense than cold water, and what this means for global climate change as ice from the polar regions melts. Students will do experiments in buoyancy and water density when hot or cold,...
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...
Science Education Resource Center at Carleton College
Serc: Investigating Density: Determined by Using Mass and Volume of a Substance
In this activity, students investigate the history of density, its uses, and applications. Students will generate and calculate data applying it to a graph. They will be looking at the relationship between 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.
CK-12 Foundation
Ck 12: Physical Science: Buoyancy
[Free Registration/Login may be required to access all resource tools.] Definition of buoyant force and how weight and density relate to buoyant force and the ability to float.
PBS
Pbs Learning Media: Buoyancy Brainteasers: Boat in Pool Puzzler
This interactive brainteaser from the NOVA: "Voyage of Doom" Web site challenges you to figure out what happens to the water level when a rock is resting in a boat and when it is submerged in water.
TeachEngineering
Teach Engineering: Balloons
Students follow the steps of the engineering design process as they design and construct balloons for aerial surveillance. After their first attempts to create balloons, they are given the associated Estimating Buoyancy lesson to learn...
TeachEngineering
Teach Engineering: What Floats Your Boat?
Students use modeling clay, a material that is denser than water and thus ordinarily sinks in water, to discover the principle of buoyancy. They begin by designing and building boats out of clay that will float in water, and then refine...
TeachEngineering
Teach Engineering: The Physics of Fluid Mechanics
Five lessons about the study of fluid mechanics. The unit concludes with students applying what they have learned to determine the stability of individual above-ground storage tanks given specific storm conditions so they can analyze...
Other
Sprk: Sphero Hydro Hypothesis Stem Challenge [Pdf]
SPRK STEM challenges are fun, interactive activities that challenge students to use creativity and team-work to move through simple steps of the design process in order to build Sphero-based creations. The Hydro-hypothesis challenge...
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