Praxis II Middle School Content Knowledge Test Prep

Category - Praxis Middle School Content Knowledge Practice Test

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A sealed glass container holds molecules of nitrogen gas. The nitrogen molecules have increasing velocities.

Which of the following will make the molecules move faster?

bonding the molecules together
transferring heat to the molecules
expanding the volume of the container
decreasing the pressure in the container

Explanation

Answer: B - transferring heat to the molecules

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