# physics Section

This section configures **physical constants and modes**, including **gravity**, **Coriolis**, and **Love numbers**.

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 | **Parameter** | **Description** |
 |---------------|----------------|
 | `gravity_mode` | Gravitational constant definition (`CONSTANT`, `LATITUDE-DEPENDANT`). |
 | `love_numbers_mode` | Love numbers mode (`CONSTANT`, `FREQUENCY-DEPENDANT`). |
 | `anelastic_body_tide` | Flag to enable/disable anelastic body tide (`TRUE`, `FALSE`). |
 | `linear_LSA_coefficient` | Linear LSA coefficient (default: `0.1`, dimensionless). |
 | `gravity_adjustment` | Gravitational constant adjustment (`NONE`, `CONSTANT`, `FORMULA`). |
 | `coriolis_mode` | Coriolis parameter definition (`LATITUDE-DEPENDANT`, `CONSTANT`, `BETA-PLAN`). |
 | `coriolis_latitude` | Coriolis latitude (default: `0.0 degrees`). |
 | `minimum_cosine` | Minimum cosine(latitude) in dynamic equations (default: `1.e-04`, dimensionless). |
 | `water_viscosity` | Water viscosity (default: `1.0e-06 m²/s`). |