Reversible or Irreversible?
Performance Expectations 2-PS1-4: Construct an argument with evidence that some changes caused by heating or cooling can be reversed and some cannot.
Disciplinary Core Idea: PS1.B: Heating or cooling a substance may cause changes that can be observed. Sometimes these changes are reversible, and sometimes they are not.
Cross cutting concepts:
Cause and Effect
Events have causes that generate observable patterns. (2-PS1-4)
Simple tests can be designed to gather evidence to support or refute student ideas about causes. (2-PS1-4)