A father racing his son has one-third the kinetic energy of the son, who has three-fifths the mass of the father. The father speeds up by 3.8 m/s and then has the same kinetic energy as the son. (a) What is the original speed of the father?
(b) What is the original speed of the son?

it has to be b, about 97 percent.

the following is queen elizabeth’s purposes:

- to encourage the parliament that the technique of picking successors to the seat based merely on birthright needs to be reviewed.

- (not) to convince the parliament that her kid should not be measured as a likely choice for heir to the english power.

- to persuade the parliament that merely since she has a child does not assure that the kid will be a capable leader.

- to sway the parliament how shattering it could be if they proceeded discourteously concerning her or her child.