Unleash Your Inner Chemist

<p>The original substance is unchanged</p> Signup and view all the answers

<p>No, most chemical changes cannot be easily undone</p> Signup and view all the answers

<p>A chemical change is when two or more materials are combined and a new substance is formed.</p> Signup and view all the answers

<p>An example of a chemical change is when a nail rusts.</p> Signup and view all the answers

<p>You can determine if a chemical change has occurred by noticing bubbles being formed, or a change in color or temperature.</p> Signup and view all the answers

<p>A physical change is when no new substance is formed.</p> Signup and view all the answers

<p>An example of a physical change is whipping egg whites.</p> Signup and view all the answers