8.P.1 Understand the properties of matter and changes that occur when matter interacts in an open and closed container.
- 8.P.1.1 Classify matter as elements, compounds, or mixtures based on how the atoms are packed together in arrangements.
- 8.P.1.2 Explain how the physical properties of elements and their reactivity have been used to produce the current model of the Periodic Table of elements.
- 8.P.1.3 Compare physical changes such as size, shape and state to chemical changes that are the result of a chemical reaction to include changes in temperature, color, formation of a gas or precipitate.
- 8.P.1.4 Explain how the idea of atoms and a balanced chemical equation support the law of conservation of mass.
8.P.2 Explain the environmental implications associated with the various methods of obtaining, managing and using energy resources.
- 8.P.2.1 Explain the environmental consequences of the various methods of obtaining, transforming, and distributing energy.
- 8.P.2.2 Explain the implications of the depletion of renewable and nonrenewable energy resources and the importance of conservation