Chemical vs. Physical Changes
Learning Objective
I can differentiate between chemical and physical changes.
Key Concepts
According to the video, baking is like a small chemical plant where they make cakes.
In the video, the students needed eggs, sugar, and chocolate to make a cake for Ms. Frizzle.
When the students were shrunk, they looked through a microscope and saw that salt and sugar looked like building blocks and diamonds.
Practice Questions
This lesson includes 3 practice questions to reinforce learning.
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1. Mixing cement, sand, and water to make concrete is an example of what kind of change?
2. Explain the difference between a physical change and a chemical change, using examples from the video.
3. Baking soda and vinegar combining to inflate a balloon is an example of a chemical change. What evidence from the video supports this?
Educational Video
Using Chemistry to Bake a Cake | Gets Ready Set Dough | Full Episode | The Magic School Bus
The Magic School Bus