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Science test 5/2

What is the Matter? Matter is anything that has mass and takes up space.
What is chemistry? Chemistry is the study of matter and how matter changes.
How many kinds of properties matter has, and what they called? 2 kinds of properties, one is physical properties and the other is chemical properties.
what is a physical property? Physical property is a characteristic of a substance that can be observed without changing the substance into another substance.
tell me five example for physical property. color, hardness, texture, shine, flexibility.
what is chemical property? A chemical property is a characteristic of a substance that describes its ability to change into other substances.
tell me three example for chemical property. burning, tarnishing, rusting.
what is a physical change? A physical change is any change that alters the form or appearance of a substance but that does not make the substance into another substance.
what is a chemical change? A change in matter that produces one or more new substances.
when chemical changes occur? bonds break and new bonds form.
Created by: 100003195688294



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