They can, but most tornadoes happen on land.
Yes, tornadoes on water are called waterspouts.
they travel on water mostly in the oceans and they're called waterspouts
Yes they actually can. These water tornadoes are also known as watersprouts.
Tornadoes can travel in any direction, but will most often travel from southwest to northeast.
Most tornadoes travel from southwest to northeast.
Tornadoes can travel down hill. Contrary to popular belief, hills have little to no effect on tornadoes.
no
Radio signals can travel through salt water.
No. A tornado that moves onto water will keep going without being significantly affected. In such a case it is called a waterspout. Waterspouts can also develop on water and then move onto land as tornadoes. There are numerous examples of tornadoes crossing water. Most notably, the three deadliest tornadoes in U.S. history all crossed the Mississippi River. See the links below for tornadoes moving across water.
Tornadoes can travel in any direction, but the majority move in an easterly. The most common direction of travel is northeast.
The distance that tornadoes travel varies greatly. Most tornadoes travel a mile or two, but long track tornadoes can travel for well over 100 miles. The longest tornado path on record was 219 miles.
Tornadoes can actually pass over bodies of water without being affected much. In fact all three of the deadliest tornadoes in U.S. history crossed the Mississippi River.