2 Fluid Mechanics

Viscosity of oil - Video

demonstration image
Catalog: 
2C30.25
Location: 
3_1
Video Encyclopedia :Quickly invert tubes of oil and watch the bubbles rise to the top.

Bouyant Force (Archimedes)

To measure the diameter of the Boccia ball two blocks and a ruler are used.
Catalog: 
2B40.14A
Location: 
Af2*
A bocci (alt. spell :bocce, boccie, boccia (singular)) ball hanging from a scale that reads Newtons is lowered into water. Details are in the file cabinet where Demos are filed by DCS number.

Cartesian Diver - Flat sided version

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

Helium balloon in glass jar - Video

demonstration image
Catalog: 
2B40.43
Location: 
3_1
Video Encyclopedia :A helium balloon floats in an inverted container but sinks when the container is filled with helium.

Viscous drag - Video

demonstration image
Catalog: 
2C30.50
Location: 
3_1
Video Encyclopedia :Steel, glass, and lead balls are dropped in a tall cylinder filled with glycerin.

Buoyancy of Soft Drinks

The density of the two cans of coke are different.
Catalog: 
2B40.57
Location: 
Af3
Coke and Diet Coke are put to the density test. The diet coke floats and the coke sinks. Note: The coke and diet coke cans must be inserted sideways into the water to prevent bubble traps in the bottom of the cans.

Density Rod

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

Helium balloon in liquid nitrogen - Video

demonstration image
Catalog: 
2B40.44
Location: 
3_1
Video Encyclopedia :Cool a helium balloon to decrease its volume and it will no longer float.

Ball drop - Video

demonstration image
Catalog: 
2C30.55
Location: 
3_1
Video Encyclopedia :Several balls including Styrofoam balls of three diameters are dropped four meters. Use stop frame and take data.

Cartesian Diver - Erlenmeyer version

Catalog: 
2B40.30A
Location: 
Af2
Squeezing and releasing bulb makes diver rise or fall.

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