Problem: Text: The term conservative force comes from the fact that when a conservative force exists, it conserves mechanical energy. The most familiar conservative forces are gravity, the electric force (in a time-independent magnetic field, see Faraday's law), and spring force.

Question: is the force of a spring a conservative force?
A: yes

Problem: Text: Herschel Walker (born March 3, 1962) is a former professional American football player, bobsledder, sprinter, and mixed martial artist. He played college football for the University of Georgia, earned consensus All-American honors three times and won the 1982 Heisman Trophy. Walker began his professional football career with the New Jersey Generals of the United States Football League (USFL), before joining the Dallas Cowboys of the National Football League (NFL). In the NFL, he also played for the Minnesota Vikings, Philadelphia Eagles, and New York Giants. He was inducted into the College Football Hall of Fame in 1999.

Question: is hershel walker in the hall of fame?
A: yes

Problem: Text: The soundtrack album was released on June 15, 2018. In addition to the film's score, it includes the vocalized theme songs for Mr. Incredible, Frozone, and Elastigirl heard in the credits, as well as bonus versions of the songs sung by Disney's a cappella group, DCappella, and the latter's version of the track ''The Glory Days'' from the first film.

Question: is there ending credits for the incredibles 2?
A:
yes