A hockey player is standing on his skates on a frozen pond when an opposing player, moving with a uniform speed of 4.0 m/s, skates by with the puck. After 1.80 s, the first player makes up his mind to chase his opponent. If he accelerates uniformly at 0.46 m/s2, determine each of the following. (a) How long does it take him to catch his opponent? (Assume the player with the puck remains in motion at constant speed.) 5% x Express the position of each player as a function of time. Use that expression to find the time when the two players meet. Make sure you are correctly taking into account just when the second hockey player begins accelerating. s (b) How far has he traveled in that time? Cm Need Help? | Resai ) [Cvasteri | Submit Answer SERPSE10 2.8.0P.024. ASK YOUR TEACHER PRACTICE ANOTHER A baseball is hit so that it travels straight upward after being struck by the bat. A fan observes that it takes 2.80 s for the ball to reach its maximum height. [-/1 Points] (a) Find the ball's initial velocity. (b) Find the height it reaches. L m Need Help? Submit