What does it mean to say that momentum is conserved? when momentum or any other object in physics doesn't change..... momentum = momentum before and after the collision. Elastic collision
The 2016 Springfield, Illinois, population is 116,565. There are 1,955 people per square mile (population density). The median age is 38.7. The US median is 37.4. 44.11% of people in Springfield, Illinois, are married. 14.83% are divorced.
Springfield, MN Profile. Springfield, MN, population 2,113, is located in Minnesota's Brown county, about 98.3 miles from Sioux Falls and 98.7 miles from Minneapolis. Through the 90's Springfield's population has grown by about 2%. It is estimated that in the first 5 years of the past decade the population of Springfield has declined by about 4%.