Original sentence: The  rotation rate of the Earth (7.2921  10-5 rad/s) can be calculated as  rad/s, where  is the rotation the rotation period of the Earth which is one sidereal day (23 hr 56 m 4.1 s)
Edited sentence: Other names for f are: Coriolis parameter or Coriolis coefficient.The rotation rate of the Earth (7.2921 × 10-5 rad/s) can be calculated as  rad/s, where  is the rotation the rotation period of the Earth which is one sidereal day (23 hr 56 m 4.1 s)