Science Unit 1 Lesson 3-Chemical and Physical Change

What is a physical change?

• A change that produces new matter with different properties

• A change of matter in size, shape, or state that does not change the type of matter

• A physical law that states that matter is neither created nor destroyed

• A state of matter that has a definite shape and volume

What is a chemical change?

• A change of matter in size, shape, or state that does not change the type of matter

• A state of matter that has a definite volume but not definite shape

• A change that produces new matter with different properties from the original matter

• A state of matter that does not have its own shape or definite volume

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A change where one or more new substances are created.

• Physical Change 
• Chemical Change 

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Is water melting a physical or chemical change?

• Physical
• Chemical

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Physical properties are

• properties that can be observed without changing the identity of the substance
• properties that describe how a substance changes into a completely different substance

Is a burning candle a physical or chemical change?

• Physical
• Chemical

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Which of the following is NOT an example of a physical change?

• crumpled paper
• pencil sharpening
• shrunken clothing
• rust

Is salt dissolving in water a physical or chemical change?

• Physical
• Chemical

Fizzing, foaming, and burning are all examples of

• Chemical change
• Physical change

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Freezing Juice?

• Physical Change
• Chemical Change

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