Air molecules: To understand that, you will need to learn about gravity, air density, altitude, pressure and temperature. Air molecules: Everything you experienced at that time is science. Air molecules: It is simply the number molecules packed within a certain area; be it in air, a solid or liquid. With regards to air density, there are more air molecules closer to the ground. Air molecules: Kinetic energy is the energy that a molecule possesses due to its motion.
Source: The Hindu June 07, 2021 06:11 UTC