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Gas Laws: The Temperature-Pressure Relationship
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<font face="Verdana, Arial, Helvetica, sans-serif" size="5" color="#FFFFFF"><strong>Gas Laws:</strong> The Temperature-Pressure Relationship</font>
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<td><font face="Verdana, Arial, Helvetica, sans-serif" size="4">What happens if we heat a gas inside a closed container?
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Our experience tells us that a closed container will explode if we
heat it too much. The opposite is less common, but has been shown on
page 1. The container will ❒ <a href="script:page:0:message <t><font face=verdana>Implode: collapse inward (opposite of explode).</font></t>">implode</a>
if we cool it too much.
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<strong><font color="#a65d2c" size="4" face="Verdana, Arial, Helvetica, sans-serif">The
Effect of Changing Temperature on Pressure</font></strong>
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<font size="4" face="Verdana, Arial, Helvetica, sans-serif">A pressure
gauge is an instrument that measures pressure. It does so by converting
the effect of molecular collisions into something we can read. In the
model below, we put a virtual gauge in the container to measure pressure.
The output is shown with a bar graph.</font>
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Use the following buttons to start, stop and reset the simulation:
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<input type="submit" name="run" script="script:mw2d:1:run" value="Run">
<input name="stop" type="submit" script="script:mw2d:1:stop" value="Stop">
<input name="reset" type="submit" script="script:mw2d:1:reset" value="Reset">
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<p>
<b>Instructions:</b> Run until the simulation automatically stops, read
the bar graph, and then change temperaure using the slider below (⇩) and
run again. Repeat a few times.
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<font face="Arial, Helvetica, sans-serif" size="4"><strong>Which of the
following best describes what occured as the temperature increased?</strong></font>
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The strength and/or rate of collisions increased
The strength and/or rate of collisions decreased.
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<font face="Arial, Helvetica, sans-serif" size="4"><strong>How does
changing the temperature of the gas affect the pressure?</strong></font>
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