1. [42.85 Points] DETAILS OSCOLPHY5201 GACC 8.1.P.004. (a) What is the momentum in kg - m/s of a garbage truck that is 1.30 x 104 kg and is moving at 2?.0 m/s? (Enter a number.) :m - m (b) At what speed in m/s would an 8.00 kg trash can have the same momentum as the truck? (Enter a number.) m/s Submit An swer 2. [42.85 Points] DETAILS OSCOLPHY5201 GACC 8.2.P.01S. A 0.?00 kg hammer is moving horizontally at 6.50 m/s when it strikes a nail and comes to rest after driving it 1.00 cm into a board. (a) Calculate the duration of the impact in seconds. (Enter a number.) :5 (b) What was the average force in newtons exerted downward on the nail? (Enter a number.) N Submit Answer 7. [-12.55 Points] DSCOLFHVSZDI GACC 3.4.F.D46. MY NOTES , ASKYDURTEACHER H PRACTIEEAI' A basketball player is running at 5.40 m/s directly toward the basket when heJumps into the air to dunk the ball. He maintains his horizontal velocity. (For each answer, enter a number.) (a) What vertical velocity (in m/s) does he need to rise 0.750 meters above the oor? m/s (b) How far (in m) from the basket (measured in the horizontal direction) must he start his Jump to reach his maximum height at the same time as he reaches the basket? m SubmilAnswer 8. [-12.85 Points] DSCOLPHVSZDIE 3.4.P.O42. ASK YOUR Tl Suppose a soccer player kicks the ball from a distance 30 m toward the goal. Find the initial speed of the ball if ithist passes over the goal, 2.4 m above the ground, given the initial direction to be 40\" above the horizontal. S m 1 Additional Materials ll Reading SubmilAnswer 9. [12.85 Points] DSCOLPHYSZMGACC 4.3.WA.009. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER An object 0f mass 0.77 kg is initiaiiy at rest. When a farce acts an it for 2.9 ms it acquires a speed of 12.7 m/s. Find the magnitude (in N) of the average force acting on the object during the 2.9 ms time interval. (Enter a number.) N Subm il Answel 10. [-12.85P0ints] l DETAILS I OSCOLPHY520164.4.WA.022. You hold your physics textbook in your hand. (Assume that no other objects are in contact with the book.) (a) Identify the forces acting on the book. [Select all that apply.) .FJ book on hand 1] hand on book r. floor on book i earth on book (b) For each force you identified in part (a), indicate the direction. (If a force is not applicable, choose NA.) book on hand hand on book floor on book earth oh hook (c) Identify the forces acting on your ha nd. (Select all that apply.) .FJ book on hand lg. hand on book r. floor on hand i earth on hand (d) For each force you identified in part (c), indicate the direction. (If a force is not applicable, choose NA.) book on hand hand on book floor on hand earth on hand (e) Identify the forces that form the actionreaction pair as defined by Newton's third law. earth on hand hand on book