chemical and physical changes

Front

Chemical change

Back

Two or more molecules interact forming new molecules

Front

When two or more substances join and react, the new material has?

Back

new chemical properties

Front

Digestion

Back

chemical

Front

Classify: soured milk

Back

chemical

Front

cutting up fruit

Back

physical

Front

Classify: rust (Options: physical, chemical)

Back

chemical

Front

Evidence of chemical change: color change, precipitate forms, bubbles, change in shape

Back

precipitate forms

Front

Evidence of a physical change: burning, fizzing, change in state of matter

Back

change in state of matter

Front

sign of chemical change

Back

unexpected temperature change