According to the kinetic theory of gases, the absolute zero temperature is attained when the kinetic energy of the molecules is zero. This concept is based on the understanding that gases consist of a large number of particles (molecules or atoms) that are in constant random motion.

Explanation:

1. Kinetic Theory of Gases:
The kinetic theory of gases describes the behavior of gases based on the motion of their particles. According to this theory, gases are composed of particles (molecules or atoms) that are in constant motion. The theory assumes the following principles:
- Gas particles are in constant random motion, colliding with each other and with the walls of the container.
- The volume of individual gas particles is negligible compared to the volume of the container.
- The collisions between gas particles and the walls of the container are perfectly elastic, meaning there is no loss of energy during the collisions.

2. Relationship between Temperature and Kinetic Energy:
The temperature of a gas is a measure of the average kinetic energy of its particles. As the temperature increases, the average kinetic energy of the gas particles also increases. Conversely, as the temperature decreases, the average kinetic energy decreases.

3. Absolute Zero Temperature:
According to the kinetic theory of gases, absolute zero is the temperature at which the kinetic energy of the gas particles is zero. At this temperature, the gas particles come to a complete stop, and there is no random motion or collisions between the particles.

4. Implications of Absolute Zero Temperature:
- As the kinetic energy of gas particles is directly related to temperature, reaching absolute zero is theoretically impossible. It is the lowest temperature that can be theoretically achieved.
- At temperatures close to absolute zero, gases exhibit unique properties such as superfluidity and superconductivity.
- The concept of absolute zero is essential in understanding the behavior of gases and other systems at extremely low temperatures.

In conclusion, according to the kinetic theory of gases, the absolute zero temperature is attained when the kinetic energy of the gas particles is zero. This temperature represents the lowest possible temperature and has important implications in the study of gases and low-temperature phenomena.