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Aug 25, 2014 · This document discusses the differences between physical and chemical changes. Physical changes alter a substance's physical properties, like shape or state, without changing its chemical composition. Examples include melting, freezing, cutting, and bending.
Nov 21, 2020 · This document discusses the differences between physical and chemical changes. A physical change alters a substance's physical properties like shape or state, but does not change its chemical composition. Examples include cutting paper, freezing water, or melting butter.
Aug 11, 2022 · A physical change alters a substance's physical properties but does not create new materials, while a chemical change produces one or more new substances through chemical reactions. Examples provided demonstrate that rusting of iron, burning of magnesium, and reactions of copper sulfate are chemical changes, while cutting of paper and melting ...
With a physical change, no new substance is formed. 2. With a chemical change, a chemical reaction occurs. 3. With a physical change, energy is either given off or absorbed. 4. A chemical...
4 Physical Change A physical change is a type of change in which the form of matter is altered but one substance is not transformed into another about energy and states of matter examples...
Download presentation. Presentation on theme: "Physical and Chemical Changes"— Presentation transcript: 1 Physical and Chemical Changes. 2 What is a physical change? A change that alters the form of an object without changing what type of matter it is. 3 What are some examples of physical changes?
Physical Change. A physical change is a type of change in which the form of matter is altered but one substance is not transformed into another. about energy and states of matter. examples....
