doing dimensional analysis with WolframAlpha

official WolframAlpha examples

• units & measures
  • industrial measures & standards
  • units
• engineering
  • mechanics
    • dynamics
    • kinematics
      • gravity
  • materials
    • alloys
    • bulk materials
    • minerals
    • plastics
    • woods
    • material hardness
  • mechanical engineering
  • civil engineering
• volume
  • solids of revolution
  • documentation: volume
  • widgets: volume

Very specific examples

• calculate volume given mass and material
• calculate mass given volume and material