Balanced forces and torques, stretching and breaking, pressure, buoyancy and flow: mechanics of things that stay put or pour.
Static Equilibrium Overhanging Books: How Far Can a Stack Lean? Static Torque Balance: Car on a Hill, Man in a Railway Carriage Trusses & Bridges Elasticity: Stress, Strain & Fracture Chandelier Cord Tension A Lever Balancing a Seesaw Force Exerted by the Biceps Hinged Beam and Cable Ladder Against a Smooth Wall A Tragic Substitution Shear on a Beam Fluid Mechanics: Buoyancy & Bernoulli Viscosity & Terminal Velocity Viscous Flow & Poiseuille's Law Soap Bubbles Joined by a Straw Archimedes and the Crown: Gold or Fake? Mass from Volume and Density Calculating Pressure Pressure at a Faucet Force on an Aquarium Window Atmospheric Pressure and Elevation Finger Holds Water in a Straw Suction Two Pails of Water Recovering a Submerged Statue Hydrometer Calibration Helium Balloon Blood Flow Heating Duct to a Room Flow and Pressure in a Heating System Insect Walks on Water