Physical + Chemical Changes Flashcards
1
Q
A change that affects one or more physical properties of a substance
A
Physical change
2
Q
A change that occurs when one or more substances change into entirely new substances
A
Chemical change
3
Q
mass cannot be created or destroyed it can only be transformed into different substances
A
Law of conservation of mass
4
Q
odor
A
smell rotten food
5
Q
production of a gas
A
Baking soda and vinegar; bubbles
6
Q
Change in color
A
Jewelry rusting or tarnishing
7
Q
change in energy
A
Temperature; boiling water
8
Q
Forms precipitate
A
Solid in a liquid
