Common Core State Standard: 8.EE.4 

Grade  8 
Subject  MATH 
Domain  Expressions & Equations 
Theme  Work with radicals and integer exponents 
Standard  Perform operations with numbers expressed in scientific notation, including problems where both decimal and scientific notation are used. Use scientific notation and choose units of appropriate size for measurements of very large or very small quantities (e.g., use millimeters per year for seafloor spreading). Interpret scientific notation that has been generated by technology. 
Reference URL  http://www.corestandards.org/Math/Content/8/EE 