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, MA. Sponsored Topics. With a population of 145,000, Springfield, Massachusetts, is the largest city in Western New England and anchors what locals call the Pioneer Valley. Gently rolling, forested hills provide a backdrop, while the broad, majestic Connecticut River runs past the cityâs door, affording great sightseeing in Downtown Springfield.