Physical and Chemical Changes

Physical and Chemical Changes

(Write)
Be able to justify whether something is a physical or chemical change by writing and speaking in complete sentences.

Open Ended

What is the difference between physical and chemical properties? Give examples.

Ask your partner if they think this is a chemical or physical change.
Both of you prepare a response as to why you picked physical or chemical.
You will need to explain it to the class.

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Chemical or Physical Change?

Multiple Choice

Is this an example of a physical or chemical change?

• physical

• chemical

Multiple Choice

A physical change...

• changes the physical properties of an object, but does not create a new substance.

• creates a new substance and cannot be undone.

Multiple Choice

A chemical change

• changes the physical properties of an object, but does not create a new substance.

• creates a new substance and cannot be undone.

Multiple Choice

Is this an example of a physical or chemical change?

• physical

• chemical

Multiple Choice

Is this an example of a physical or chemical change?

• physical

• chemical

Multiple Choice

Is this an example of a physical or chemical change?

• physical

• chemical

Multiple Choice

Is this an example of a physical or chemical change?

• physical

• chemical

Multiple Choice

Is this an example of a physical or chemical change?

• physical

• chemical

Multiple Choice

Is this an example of a physical or chemical change?

• physical

• chemical

Multiple Choice

Is this an example of a physical or chemical change?

• physical

• chemical