physics

• Physical quantity


  A characteristic or property of an object that can be measured or calculated from other measurements
• In physics, many terms are borrowed from English but have specific meanings</b>
• Jargon


  Technical words used in a specific field
• Unit


  A standard for expressing and comparing the measurement of physical quantities
• Instrument measuring length


  • Ruler
• Length


  The physical quantity measured by a ruler
• SI units


  The International System of Units, the standard units used in physics
• Base quantities


  • Length
  • Time
  • Mass
  • Electric current
  • Temperature
  • Amount of substance
  • Luminous intensity
• In physics, the focus is usually on the first 5 base quantities
• Derived quantities


  Physical quantities derived from base quantities through mathematical operations
• Derived quantities


  • Area
  • Volume
  • Speed
  • Density
  • Force
• Calculating area


  Length x Width
• Calculating volume


  Length x Width x Height
• Calculating speed


  Distance / Time
• Calculating density


  Mass / Volume
• Calculating force


  Mass x Acceleration
• Newton


  The SI unit of force