In this video, we learn about the history and functionality of thermometers. From Galileo Galilei's Thermoscope to today's alcohol or mercury-filled thermometers, we explore how temperature is measured using the movement of a colored substance. Examine the different temperature scales, Celsius, Fahrenheit, and Kelvin, are discussed, along with their origins and the freezing and boiling points of each scale.
Tips for Parents
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Here's how to talk to your child about it
You learned that a thermometer is a device used to measure temperature. It has a bulb and a glass tube filled with a colored substance that moves up and down based on the temperature.
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Some activities you can do with your child now
- Engage your child in a discussion about the history of thermometers and ask them to share their favorite part of the video. - Have a hands-on activity where you and your child can create a simple thermometer using a clear glass, water, and food coloring. - Play a game where you give your child different temperatures and they have to point to the corresponding temperature on a real thermometer.
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1 take away from the video for your child
"Learn from history to improve and innovate. Just like how Galileo Galilei improved the thermoscope to create the thermometer, we can build upon existing ideas to make new discoveries."
