How would you expect a star that formed recently in the disk of the galaxy to differ from one that formed early in the history of the disk?

Which of the following quantities are units of momentum? (there could be more than one correct choice.) a)n m b) kg s/m c) kg m/'s d)n-s 12 points] e) kg m2/s2

If an electric circuit is not grounded it is best to reach out and touch it to provide the ground a. true or b. false

What is an electric motor? explain its operation. 2-3 sentence