The Average Molecular Kinetic Energy of a Gas Can Be

question 49

Multiple Choice

The average molecular kinetic energy of a gas can be determined by knowing

• A) only the number of molecules in the gas.
• B) only the volume of the gas.
• C) only the pressure of the gas.
• D) only the temperature of the gas.
• E) All of the above quantities must be known to determine the average molecular kinetic energy.

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Definitions:

Cones

Photoreceptor cells in the retina of the eye that function best in bright light and enable color vision and fine detail perception.

Rods

Photoreceptor cells in the retina of the eye that are sensitive to low light levels, contributing to night vision.

Iris

The colored part of the eye that controls the size of the pupil and the amount of light that enters the eye.

Pupil

The black circular opening in the center of the iris of the eye, which changes size to regulate the amount of light reaching the retina.