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.
In American Football, there are 100 yards on the field (120 including the 10 yard endzones), however they don't start in the middle of the field...(except for the coin toss).
2. Answers will vary. 3. 100 yards = 300 ft, so the area of a football field is 300 x 160 = 48,000 square feet. That is 1.1 acres, or a little larger than an acre. If you shorten the field by 9 yards to a length of 91 yards you end up with 43,680 square feet which is very close to an acre. 4.