Chemical Reactions Lesson for Kids: Definition & Examples


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Your teacher is performing an experiment in the lab. She takes a test tube with a clear liquid inside and pours it into another test tube with some sort of solid. As she pours the liquid, it immediately starts to bubble up, but no color change occurs. How do we know that a chemical reaction has occurred?

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1. You are given two beakers in class. Both hold some sort of liquid. You are told to pour one of the liquids into the other beaker slowly. As you do so, you notice that a solid is formed at the bottom of the beaker. Is this a physical or chemical change and why?

2. Which of these examples is a physical change?

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About This Quiz & Worksheet

The quiz and worksheet can help you figure out what details you know about chemical reaction facts. These include examples of a physical change and showing that a chemical reaction happened.

Quiz & Worksheet Goals

Use these tools to check your understanding of:

  • An example that shows a chemical change
  • How to show that a chemical reaction happened
  • Types of change
  • An example of a physical change

Skills Practiced

  • Information recall - remember the information you learned about the different types of change
  • Reading comprehension - pick out the most important information from the lesson on chemical reactions
  • Knowledge application - use your knowledge to answer questions about showing that a chemical change has happened

Additional Learning

Learn more with the lesson called Chemical reactions Lesson for Kids: Definition & Examples. Use this lesson to:

  • Review examples of chemical reactions
  • See how physical change is different from a chemical change
  • Figure out what to look for when a chemical change happens