The molecules of a substance move quickly for a variety of reasons, including:
1. Temperature: Higher temperatures cause molecules to move more quickly due to increased kinetic energy.
2. Pressure: Higher pressure can also increase molecular motion.
3. Type of substance: The physical properties of a substance, such as its mass and size, can affect the speed of its molecules' movement.
4. Molecular interactions: Attractive and repulsive forces between molecules can affect their motion, with weaker interactions allowing for faster movement.
5. External forces: Any external forces acting on the substance, such as electric or magnetic fields, can also influence the speed of molecular movement.
Why do the molecules of this substance move so quickly?
1 answer