The purpose of this activity is to give pupils first hand experience of a buoyancy force and to encourage them to talk about...
The purpose of this activity is to make measurements to find the size of buoyancy forces and to start to think about what the...
Floating and sinking are often the subject of study in science lessons. An object that is afloat is an object in equilibrium...
This is an account of the origins of the buoyancy force.
For equivalent volumes of substances the statement heavy things sink and light things float is close to being true. However...
As you put your finger in the water, the water tries to push up and float your finger. Because of this the finger pushes down...
Adding fresh water dilutes the salt water and reduces the amount the water lifts the egg.
The nuts float up to the top and fall back down again, like in a lava lamp. Gas bubbles grow on the peanuts, making them float...
In the 1670s, following an idea proposed by Roger Bacon, Francesco Lana de Trezi designed an airship that generated lift from...
Stories from Physics
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