Explanation:

* Gas molecules have a much higher kinetic energy than liquid molecules. They are constantly moving in random directions at high speeds, colliding with each other and the walls of their container. This high kinetic energy is due to the weak intermolecular forces between gas molecules, allowing them to move freely.

* Liquid molecules have weaker intermolecular forces than solids but stronger than gases. They can move around and slide past each other but are still relatively close together. This restricted movement leads to lower kinetic energy compared to gases.

Key Differences:

| Property | Gas | Liquid |

|---|---|---|

| Kinetic energy | High | Moderate |

| Intermolecular forces | Weak | Moderate |

| Molecular movement | Rapid and random | Moderate and fluid |

| Density | Low | High |

In summary: Gas molecules have greater movement due to their higher kinetic energy and weaker intermolecular forces, allowing them to move freely and randomly.