Lesson Plans & Worksheets Reviewed by Teachers

CK-12 Foundation

For Students 6th - 9th

[Free Registration/Login may be required to access all resource tools.] Definition of a change of state and the physical processes that cause it.

CK-12 Foundation

For Students 7th - 9th

[Free Registration/Login may be required to access all resource tools.] Definition of a change of state and the physical processes that cause it.