Virginia Standards of Learning
VA.3. Virginia 2010 Science Standards of Learning
FORCE, MOTION, AND ENERGY
3.2. The student will investigate and understand simple machines and their uses. Key concepts include
3.2.a) Purpose and function of simple machines.
3.2.b) Types of simple machines.
INTERRELATIONSHIPS IN EARTH/SPACE SYSTEMS
3.7. The student will investigate and understand the major components of soil, its origin, and its importance to plants and animals including humans. Key concepts include
3.7.a) Soil provides the support and nutrients necessary for plant growth.