CK-12 Physical Science Concepts - For Middle School

(Marvins-Underground-K-12) #1

http://www.ck12.org Chapter 5. Energy


Vocabulary



  • Kelvin scale: SI scale for measuring temperature in which the freezing point of water is 273 K and the boiling
    point of water is 373 K.

  • temperature: Average kinetic energy of particles of matter.


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Complete the temperature conversion worksheet at this URL: http://chemistry.about.com/library/tempconversion.pd
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Review



  1. What is temperature?

  2. Explain how the thermometer pictured in this article measures temperature.

  3. Assume that the temperature outside is 293 Kelvin but you’re familiar only with the Fahrenheit scale. Do you
    need to wear a hat and gloves when you go outside? To find out, convert the Kelvin temperature to Fahrenheit.
    (Hint: Convert the Kelvin temperature to Celsius first.)

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