Ohio Science Academic Content Standards (2002)
Describe the identifiable physical properties of substances (e.g., color, hardness, conductivity, density, concentration, ductility). Explain how changes in these properties can occur without changing the chemical nature of the substance.
Grade Level Indicators (Grade 6)
Distinguish between observation and inference.
National Science Education Standards
Science as Inquiry
Abilities necessary to do scientific inquiry (Grades 5 - 8)
Properties and changes of properties in matter (Grades 5 - 8)