In a liquid, the molecules are not as tightly packed as they are in a solid, but they are still relatively close together. The intermolecular forces between liquid molecules are not strong enough to hold the molecules in a fixed position, but they are strong enough to keep the molecules from moving too far apart.

The kinetic energy of liquid molecules is also higher than that of solid molecules. This means that liquid molecules move around more quickly and have more collisions with each other. The collisions between liquid molecules help to keep them from clumping together and forming a solid.

The combination of intermolecular forces and kinetic energy keeps liquid molecules away from each other and allows them to flow easily.