Flashcards in Physical And Chemical Change Deck (4)
What is physical change?
When the substances appearance or state may be altered, but it’s composition stays the same.
What is Chemical change?
Always results in the formation of a different substance or substances.
What happens when a substance is changed chemically?
There is a new color, there is a new smell, a new substance is produced, the change is difficult to reverse, heat is taken in or given off.