SCIENCE CURRICULUM for Grade 8 includes these topics:

Basic Science Skills - SI(Metric System), Laboratory Safety, 
Scientific Method of Inquiry, Laboratory Skills, Measurement of 
Volume, Length, Mass, and Density, Identification and Use of 
Laboratory Equipment.

Physics: Laws of Motion, Forces, Friction and Gravity, Work and 
Simple Machines, Energy Transfers and Transformations.

Astronomy: Components of our solar system, Earth and Moon 
relationship, Phases of the Moon, Eclipses, Seasons

Pre- Ninth Grade Unit: Solids, Liquids and Gases are explored - their 
behavior and measurement