Skill 4: Distinguish between physical and chemical CHANGES Physical Change Chemical Change It does NOT change ________________________, Changing ________________________________ it just changes into a ____________________________________ ___________________________________ ________________________________________ A change that does NOT affect a There will be a of chemical “evidence substance’s chemical composition change” Physical Change Phrases Chemical Change Phrases Remember: changes are Evidence of Chemical Change ___________________ changes! Gas is produced Temperature __________________ A substance disappears A solid is formed A color change occurs A new _____________ is produced Physical or Chemical Change: Determine whether C (chemical) or P (physical) change ____ Iron rusts in damp environment
Skill 4: Distinguish between physical and chemical CHANGES Physical Change Chemical Change It does NOT change ________________________, it just changes ___________________________________ A change that does NOT affect a substance’s chemical composition Changing ________________________________ into a ____________________________________ ________________________________________ There will be a “evidence of chemical change” Physical Change Phrases Chemical Change Phrases Remember: changes are ___________________ changes! Evidence of Chemical Change Gas is produced Temperature __________________ A substance disappears A solid is formed A color change occurs A new _____________ is produced Physical or Chemical Change: Determine whether C (chemical) or P (physical) change ____ Iron rusts in damp environment
unit_2_notes_2018.docx