GRADE 3â5 CONCEPTS â  When ice is warmed to its melting point, itmelts into water. â  When liquid water is cooled below a tem-perature known as the freezing point ofwater the liquid water becomes solid ice. â  The melting-point and freezing point of asubstance are essentially the same.
They are 100 yards on a football field. They are also an addition 10 yards in each end zone. The ball is placed in the middle (middle of the hash marks) when ever it is either turned over or down in the end zone on a kick off.
1 From one goal line to the other, an NFL field is 100 yards with a midfield line at 50 yards. On the other hand, from goal line to goal line a CFL field is 110 yards, with the 55-yard line at midfield.  The end zones are different lengths as well, with a CFL having a bigger end zone.