cell phone image by sonya etchison from Fotolia.com. Call forwarding allows the user to send calls to be temporarily forwarded through the device. This option can be reversed at any time through the device. Revoking call forwarding can be done at any time the user desires and can be reinstated at any time as well. Turning off call forwarding can only be done from the mobile phone that is forwarded.
A periscope is 5 feet above the surface of the ocean. Through it can be seen a ship that rises to 50 feet above the water. To the nearest mile, the - 2872821
Of course, modern submarine periscopes are more sophisticated than that. Periscopes on submarines may be as long as 60 feet (18 m). When a submarine is submerged to a depth that is equal to the length of the periscope tube, it is considered to be at periscope depth.