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The chart shows the temperatures of four different substances.

\begin{tabular}{|l|c|}
\hline
Substance & \begin{tabular}{c}
Temperature \\
(degrees Celsius)
\end{tabular} \\
\hline
[tex]$W$[/tex] & 22 \\
\hline
[tex]$X$[/tex] & 18 \\
\hline
[tex]$Y$[/tex] & 35 \\
\hline
[tex]$Z$[/tex] & 24 \\
\hline
\end{tabular}

Another substance has less kinetic energy than substance [tex]$Z$[/tex] but more kinetic energy than substance [tex]$X$[/tex]. What could be the temperature of this substance in degrees Celsius?

A. 15

B. 18

C. 20

D. 25

Sagot :

To determine the temperature of a substance that has less kinetic energy than substance [tex]\( Z \)[/tex] but more kinetic energy than substance [tex]\( X \)[/tex], we need to focus on the temperature range between [tex]\( X \)[/tex] and [tex]\( Z \)[/tex].

Given from the chart:
- The temperature of substance [tex]\( X \)[/tex] is [tex]\( 18 \)[/tex] degrees Celsius.
- The temperature of substance [tex]\( Z \)[/tex] is [tex]\( 24 \)[/tex] degrees Celsius.

Our task is to find a temperature that lies in between [tex]\( 18 \)[/tex] and [tex]\( 24 \)[/tex] degrees Celsius, exclusive.

The possible temperature choices given are:
- 15 degrees Celsius
- 18 degrees Celsius
- 20 degrees Celsius
- 25 degrees Celsius

First, let's eliminate the temperatures that are not within the specified range:
- 15 degrees Celsius is less than 18, so it cannot be the temperature of the substance.
- 18 degrees Celsius is exactly the temperature of [tex]\( X \)[/tex] and does not fall between [tex]\( 18 \)[/tex] and [tex]\( 24 \)[/tex].
- 25 degrees Celsius is greater than 24, so it cannot be the temperature of the substance either.

Now, we check the temperature 20 degrees Celsius:
- 20 degrees Celsius falls between 18 and 24 degrees Celsius.

Thus, the temperature of the substance, which has less kinetic energy than substance [tex]\( Z \)[/tex] but more kinetic energy than substance [tex]\( X \)[/tex], could be [tex]\( 20 \)[/tex] degrees Celsius.