21 times
Hell is a small village in Norway. No-one has kept count of how many times it has frozen over, but Norway does have cold winters.
it has been frozen 21 times
Only once, once it is thawed you can not refreeze it.
17 times
At Nashville, twice. December 1779 and January 1940.
Ice is more frozen. Snow is like water, halfway frozen up. Or like ice grinding many times into a thick liquid.
No, the Thames has not frozen over for hundreds of years.
The University of North Dakota has made the Frozen Four 17 times. Winning the National Championship 7 times, coming in 2nd place 5 times, 3rd place twice and 4th place four times in its history.
5 times with 4 left over.
If the air conditioner has frozen over in your home, it may cause it to malfunction.
Many times, over 20.
Frozen foods are often made ready for preparation by the use of a microwave oven. Many snack foods come in the form of "frozen foods". Snacks other than frozen are prepared by hand or can also be heated. Often times a frozen pizza can be baked in a regular oven or a microwave oven.