Fluids Introduction

Audio Visual Materials available

Disc Eleven

Chapter 26 Gas Pressure

Demo 11-10 Mercury Barometer in Vacuum

Demo 11-11 Aneroid Barometer in Vacuum

Demo 11-12 Magdeburg Hemispheres

Demo 11-13 Adhesion Plates

Demo 11-14 Crush Can

Demo 11-15 Vacuum Bazooka

Demo 11-16 Barrel Crush

Demo 11-17 Air Pressure Lift

Demo 11-18 Inertia Shingles

Demo 11-19 Rubber Sheet Lifting Chair

Disc Twelve

Chapter 27 Fluid Pressure

Demo 12-01 Same Level Tubes

Demo 12-02 Pressure vs. Depth

Demo 12-03 Pressure vs. Depth in Water and Alcohol

Demo 12-04 Pressure Independent of Direction

Demo 12-05 Water/Air Compression

Demo 12-06 Water and Mercury U-tube

Demo 12-07 Hydraulic Press

Demo 12-08 Hydrostatic Paradox

Chapter 28 Buoyancy

Demo 12-09 Hydrometer

Demo 12-10 Weight of Air

Demo 12-11 Buoyant Force

Demo 12-12 Archimedes' Principle

Demo 12-13 Board and Weights Float

Demo 12-14 Different Density Wood

Demo 12-15 Density Ball

Demo 12-16 Density Balls in Beans

Demo 12-17 Battleship in Bathtub

Demo 12-18 Buoyancy in Various Liquids

Demo 12-19 Floating Square Bar

Demo 12-20 Helium Balloon in Glass Jar

Demo 12-21 Helium Balloon in Liquid Nitrogen

Demo 12-22 Cartesian Diver

Disc Thirteen

Chapter 29 Fluid Dynamics

Demo 13-01 Pitot Tube

Demo 13-02 Flettner Rotor

Demo 13-03 Curve Balls

Demo 13-04 Floating Ball in Air Jet

Demo 13-05 Suspended Plate in Air Jet

Demo 13-06 Suspended Parallel Cards

Demo 13-07 Vortex Cannon

Demo 13-08 Un-mixing

Demo 13-09 Tornado Tube

Demo 13-10 Siphon

Demo 13-11 Syringe Water Velocity

Demo 13-12 Uniform Pressure Drop

Demo 13-13 Bernoulli's Principle

Demo 13-14 Water Hammer

Demo 13-15 Toricelli's Tank

Demo 13-16 Accelerometers

Demo 13-17 Paraboloid of Revolution

Demo 13-18 Rotating Water Troughs

Chapter 30 Surface Tension

Demo 13-19 Surface Tension Disc

Demo 13-20 Floating Metal Sheet

Demo 13-21 Soap Film Pull-up

Demo 13-22 Soap Film Shapes

Demo 13-23 Two Soap Bubbles

Demo 13-24 Minimum Energy Thread

Demo 13-25 Capillary Action

Demo 13-26 Capillary Tubes

Disc Fourteen

Chapter 31 Viscosity

Demo 14-01 Air Friction

Demo 14-02 Viscous Drag

Demo 14-03 Ball Drop

Demo 14-04 Gas Viscosity Change with Temperature

Demo 14-05 Viscosity of Alcohol at Low Temperatures

Demo 14-06 Oil Viscosity

8mm film loops
see Film loops for further information and an explanation of the ratings

The physics of liquids (set of 8 loops) (not yet reviewed)

Liquid forces

The buoyant force

Archimede's principle

Floating and sinking

Density of liquids

Convection in liquids, 82-0050, 3:40, [*****(D); H; 1]

convection tube; small bottle filled with coloured water placed in tank of water - hot first standing upright, then cold on its side; beaker of cold water and beaker with equal volume of hot water on pan balance; two test tubes on pivot containing equal volumes of water, one tube heated, then water removed so volumes are equal; baggies of hot and cold water placed in a tank of water

The surface of water

Drops and splashes

Skylab films (set of 12 loops plus notes in binder)
see review in American Journal of Physics 44/10, 1021, (Oct 1976). 4 of the loops concern fluids.

Liquid drops, 3:30, [*****;F;?] water drops floating around, fission of drops

Water bridges, 4:00, [*****;F,W;?]

Oscillations

Soap and water, 4:00, [****;F;?]