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8th Grade Chapter 4 Lesson 3 Slideshare
8th Grade Chapter 4 Lesson 3 Slideshare
8th Grade Chapter 4 Lesson 3 Slideshare
8th Grade Chapter 4 Lesson 3 Slideshare
8th Grade Chapter 4 Lesson 3 Slideshare
8th Grade Chapter 4 Lesson 3 Slideshare
8th Grade Chapter 4 Lesson 3 Slideshare
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8th Grade Chapter 4 Lesson 3 Slideshare

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For Student Use Only

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  • 1. Pgs. 153-159 For Student Use Only
  • 2. Atmospheric pressure is the gravitational force within the air. Air pressure is the force of air pushing down on you.
  • 3. How do we measure air pressure? Torricelli continued Galileo’s work. He found that the column of mercury could be used to test the weight of the air.
  • 4. How does a barometer work? <ul><li>As mercury rises- pressure is greater. </li></ul><ul><li>As mercury drops- pressure is lower. </li></ul><ul><li>Rising Barometer= better weather </li></ul><ul><li>Falling Barometer= worse weather </li></ul>
  • 5. What is meteorologist? <ul><li>All of the above </li></ul><ul><li>The person who watches for meteor showers. </li></ul><ul><li>Measurement of weather </li></ul><ul><li>A person who chases storms </li></ul><ul><li>Someone who studies weather </li></ul>
  • 6. Match the terms: Altimeter Aneroid Barometer Siphon Vacuum Mercury barometer Uses mercury to measure air pressure Device that moves fluids from high to low concentration without a pump Measures height or altitude above sea level Barometer without liquid Device that moves air from high concentration to low concentration
  • 7. <ul><li>What makes all these devices work? </li></ul><ul><ul><li>Fluids move from high concentration to low concentration. </li></ul></ul>NOTE:

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