1. Love waves:

* How they move: Love waves are a type of surface wave that travels along the Earth's surface. They are a horizontal shear wave, meaning the ground moves back and forth perpendicular to the direction the wave is traveling. Imagine a snake slithering across the ground; that's how Love waves move.

* Where they occur: Love waves are generated during earthquakes and travel through the Earth's crust.

* Characteristics: They are faster than Rayleigh waves but slower than body waves (P-waves and S-waves).

2. Longitudinal waves (also called P-waves):

* How they move: P-waves are compressional waves that travel through the Earth's interior. They move by compressing and expanding the material they pass through, similar to sound waves. Think of pushing a spring back and forth; that's how P-waves move.

* Where they occur: P-waves are generated during earthquakes and travel through the Earth's mantle and core.

* Characteristics: They are the fastest type of seismic wave and can travel through solids, liquids, and gases.

So, which "L waves" are you referring to? Please specify whether you're interested in Love waves or longitudinal waves.