What ae the answers to the brain pop property changes?

I'm sorry, but I don't have access to specific content from BrainPOP or any proprietary educational materials. However, property changes generally refer to alterations in the physical or chemical properties of substances, such as changes in state (solid, liquid, gas), color, or reactivity. You might want to check the BrainPOP website or educational resources for detailed answers related to specific questions on property changes.