2 Fluid Mechanics

Weight of Air using balls and springs on a rod

The components of the kit ares shown here. There are light and heavy springs and

Weight of Air using balls and springs on a rod

Catalog: 
2B40.45D
Location: 
Ae6
Balls with holes in them are arranged over a rod with alternating balls and springs. When held vertically the bottom spring is compressed more than the top one simulating the weight of air.

Harbottle

Harbottle

Catalog: 
2B30.350
Location: 
Ae6
Balloon inside glass sphere with 2 openings

Compressibility of air/water.

Compressibility of air/water.

Catalog: 
2B20.71
Location: 
Ae5
A syringe filled with air is compressed when a large weight is placed on it, but a water filled syringe will not compress.

Needle Through Balloon

Needle is completely through the balloon.

Needle Through Balloon

Catalog: 
2A10.150
Location: 
Ae5
A long needle is poked through a balloon.

Magdeburg hemispheres - Welch

The Magdeburg "hemisphere" is difficult to pull apart when the air is evauated w

Magdeburg hemispheres - Welch

Catalog: 
2B30.30A
Location: 
Ae5
Evacuated hemispheres cannot be pulled apart.

Aneroid Barometer

Aneroid Barometer

Catalog: 
2B35.40A
Location: 
Ae5
Aneroid barometer

Magdeburg Hemispheres - Cenco

The Magdeburg "hemisphere" is difficult to pull apart when the air is evauated w

Magdeburg Hemispheres - Cenco

Catalog: 
2B30.30B
Location: 
Ae5
Evacuated hemispheres cannot be pulled apart.

Cartesian Diver - Flat sided version

Cartesian Diver - Flat sided version

Catalog: 
2B40.30B
Location: 
Af2
Squeezing and releasing narrow edges of bottle makes diver rise or fall.

Lift A Stool

Lift A Stool

Catalog: 
2B30.50A
Location: 
Ae5
Lift a chair by placing a thin sheet of rubber with a handle on the seat and pulling up.

Density Rod

Density Rod

Catalog: 
2B40.59C
Location: 
Af3
A metal rod barely floats in cold water and sinks in hot water.

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