ASK YOUR TEACHER PRACTICE ANOTHER An object disintegrates into two fragments. One fragment has mass 1.10 MeV/c? and momentum 1.55 MeV/c in the positive x direction, and the other has mass 1.55 I"'!eWc2 and momentum 2.20 MeV/c in the positive y direction. (a) Find the mass of the original object. MeV/c? ! - (b) Find the speed of the original object. [ Je Need Help? Submit Answer 14. [-/5 Points] DETAILS MY NOTES SERPSE10 38.C.OP.040. ASK YOUR TEACHER PRACTICE ANOTHER Frame S' moves past frame S with a speed of vy = 0.650c. Two students in frame S' with a separation of @' = 1.90 x 1012 m (measured in S") are throwing a ball back and forth and are observed by a third student at rest in frame S. Owen throws the ball to Dina at v, = 0.750c (according to Owen). ' Ed @ (a) How fast is the ball moving, according to Dina? (Give your answer in terms of c). c (b) What time interval (in s) is required for the ball to reach her, according to Dina? S (c) How far apart (in m) are Owen and Dina, according to Ed? m (d) How fast is the ball moving, according to Ed? (Give your answer in terms of .) c (e} What time interval (in s) is required for the ball to reach Dina, according to Ed? S Need Help? [_nesaw_J Submit