archimedes principle. gravity and buoyant force

archimedes principle gravity buoyant force glasses glass water iron wood cork floating physical law vector poster isometric flat physics weight density liquid measurement pressure fluid volume diagram experiment mass buoyancy immersed object submerged scientific pascal demonstration gravitational lab acceleration magnitude direction float mechanic mechanics depth experience beaker ball cube glassware upward solid aluminum school theory design equipment fundamental objects flotation hydrodynamics method hydrostatic equilibrium