Chemical and Physical Change

Front

What is a chemical reaction accompanied by the absorption of heat called?

Back

Endothermic Reaction

Front

What is a chemical property of paper that is demonstrated when it burns?

Back

Flammable

Front

What type of change occurs when blow drying hair, and what is the evidence of this change?

Back

Physical Change; State Change

Front

What does the statement 'it must be a mixture to be a salad' indicate about the nature of salads?

Back

It indicates a Physical Change.

Front

What type of change occurs when fireworks explode?

Back

Chemical Change

Front

What is the definition of a physical change?

Back

A change that affects one or more physical properties of a substance without altering its chemical composition.

Front

What is the definition of a chemical change?

Back

A change that results in the formation of new chemical substances.

Front

What is an example of an endothermic reaction in everyday life?

Back

Photosynthesis in plants.

Front

What is the difference between a physical change and a chemical change?

Back

A physical change does not alter the chemical composition, while a chemical change does.

Front

What is an example of a chemical property?

Back

Reactivity with acid.