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The Coefficient of Linear Expansion of Ordinary Glass Is Three

question 27

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The coefficient of linear expansion of ordinary glass is three times that of Pyrex glass.An ordinary glass rod and a Pyrex glass rod of equal lengths at room temperature are dropped into boiling water.The change in length of the ordinary glass rod will be ___________ the change in length of the Pyrex glass rod.


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Gas Mileage

The distance a vehicle can travel per unit volume of fuel, usually measured in miles per gallon (mpg) or kilometers per liter (km/l).

Scatterplot

A graphical representation of data using Cartesian coordinates to display values for two variables for a set of data, revealing any correlations between them.

Scatterplot

A visual diagram that illustrates the connection between two numerical variables.

Quantitative Variables

Variables that express numerical amounts, with meaningful mathematical operations possible on their values.

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