ET -- Physical and Chemical Changes

Front

Is this a physical or chemical change?

Back

Chemical

Front

What is the evidence a chemical change has occurred?

Back

A precipitate has formed.

Front

Is the formation of bubbles when water boils evidence of chemical change?

Back

No, because the vapor is still water.

Front

Every chemical change involves __________.

Back

the formation of a new substance

Front

This is an example of _____ change.

Back

Physical

Front

Wood is chopped into small pieces. Then, it is burned to cook food. This is an example of a ____ change followed by a ____ change.

Back

physical, chemical

Front

Which type of change is occurring in the picture?

Back

Chemical

Front

As this water boils, the release of a gas means a chemical change has occurred. True or False?

Back

False

Front

What type of change has occurred?
Options: Chemical, Physical

Back

Chemical

Front

Which of the following is a chemical property?

volume

,

magnetism

,

temperature

,

reactivity

Back

reactivity