'Substances change' presentation slideshows

The Science of Chemistry

The Science of Chemistry. Chapter 1 Chemistry I 5.0. Alchemy. How do you picture a chemist?. What is chemistry? . Chemistry is the study of all things and the changes they can undergo. Chemistry is called a central science because it overlaps so many sciences.

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Proof of Change Lesson 12

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Section 3.2

Section 3.2. Changes in Matter. Objectives. Define physical change and list several common physical changes Define chemical change and list several common chemical changes Apply the law of conservation of mass to chemical reactions. Physical Changes.

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Section 3: Changes of Matter

Section 3: Changes of Matter. Preview Key Ideas Bellringer Physical Changes Chemical Changes Breaking Down Mixtures and Compounds. Key Ideas. Why is getting a haircut an example of a physical change? Why is baking bread an example of a chemical change?

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5.4 Physical and Chemical Changes

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Forming New Substances

Forming New Substances. Chapter 9 - 1. Chemical Reactions. A chemical reaction is a process in which one or more substances change to make one or more new substances . The chemical and physical properties of the new substance are different from the original substances. +. =.

258 views • 11 slides

Forming New Substances

Forming New Substances. Chapter 9 - 1. Chemical Reactions. A chemical reaction is a process in which one or more substances change to make one or more new substances . The chemical and physical properties of the new substance are different from the original substances. +. =.

114 views • 11 slides

What is a Chemical Change?

What is a Chemical Change?. A chemical change is the process by which one or more substances change into entirely new substance. Burning is a chemical change; flammability is a chemical property. Look for the Signs How can you tell a chemical change has happened?.

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Lesson 1-5

Lesson 1-5. What Are Chemical Reactions?. I. Changes in Matter A. Physical Changes 1. Changes where no new substances are formed 2. All changes are changes in state a. solid -> liquid b. liquid -> gas c. gas -> liquid

152 views • 6 slides