Rename module

modules/prelude.nbt

@@ -4,9 +4,11 @@ use math::constants
 use math::functions
 
 use physics::dimensions
+
 use physics::units::si
 use physics::units::time
 use physics::units::us_customary
 use physics::units::misc
+
 use physics::constants
-use physics::temperature
+use physics::temperature_conversion