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Title:
| Physics: Buoyancy |
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Description:
| Find out what causes objects to float or sink in water and how balloons float in the air. Learn about Archimedes principles and buoyant force. Includes online games, puzzles, interactive animations, science experiments, and a lesson plan. |
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Grade Level:
| 3, 4, 5, 6 |
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Resource Links:
| BrainPOP: Science: Buoyancy
Watch the animated movie "Buoyancy" in the Science section to learn about positive, negative, and neutral buoyancy then take a quiz. Click on the "Activity Page" icon to solve a crossword. Go to the "How to with Gary and Gary" page to learn how to build a raft from empty plastic bottles. NOTE: The web site is available by subscription only.
Ask Earl: Buoyancy
Read an answer to a student's question: "Why do some heavy things float on water while lighter things sink?"
Fact Monster: Buoyancy
Learn what the buoyancy is and click on the "Archimedes' principle" to learn how buoyancy work. NOTE: The site includes pop-up ads.
Science Experiment: Floating Boats
This simple experiment with two pieces of clay demonstrates how shape and total area of an object correlates with water pressure.
Density Lab
Explore the relationship between mass, volume, and density. Click on the image to start online interactive experience. NOTE: The site can only be used once per day by non-registered users.
Floating Log
See how much weight you can add to a log before it sinks. Change the length, mass, or radius of the log to see how they affect buoyancy. NOTE: The site can only be used once per day by non-registered users.
How A Submarine Works
Read the text then scroll down to make the submarine rise or sink. NOTE: The site includes pop-up ads.
How Balloons Float
Find out how balloons are like boats and how air temperature effects balloon buoyancy.
Air Travelers: Buoyancy
Here is an experiment that can help children better understand principles of buoyancy. Includes questions for kids to answer.
PBS: Dancing Raisins
During this experiment children will observe how raisins sink and go up in a glass with the club soda.
Building Foil Boats
Build a little boat using aluminum foil and tape. How many pennies can it hold without sinking? Includes instructions and photographs.
Nova Online: Buoyancy Brainteasers
Find out why boats might sink. Read the explanation than follow links to learn buoyancy basics and answer questions.
PBS: Egg Boat
This experiment challenges students to build a boat that will carry eggs and not sink.
Sea World Physics: Buoyancy
Discover what factors influence density of animals, birds, and people bodies.
Buoyancy Word Search
Find words related to buoyancy in this puzzle. Click the "New Game" button to begin. NOTE: The site includes ads.
Mix and Match Game
Test your knowledge of buoyancy and play this interactive game. Drag the words down to complete the sentences correctly. NOTE: The site includes ads.
Buoyancy Quiz Show
Take this online quiz to test your buoyancy knowledge. Click a point value button to begin the game. NOTE: The site includes ads.
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Education Standards:
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MO Standards:
1.1, 1.2, 1.4, 1.5, 7
If you are an eMINTS teacher and standards have not been defined for your
state, click the button below to request that they be assigned to this resource.
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