Impulse = Ft I Review | Constants v PartA What impulse occurs when an average force of 5.0 N is exerted on a cart for 2.4 s ? Express your answer to two significant figures and include the appropriate units. 3. E 1 0G HA Value Units Quest Answer "B Review | Constants Momentum = mv Part A What is the momentum of an 8.6-kg bowling ball rolling at 2.4 m/s ? Express your answer to two significant figures and include the appropriate units. Value Units Submit Request AnswerReview | Constants A 6.0-kg fish swimming 1.0 m/s swallows an absentminded 1.0-kg fish swimming toward it at a speed that brings both fish to a halt immediately after lunch. (Figure 1) Part A Find the speed of the approaching smaller fish before lunch. Express your answer to two significant figures and include the appropriate units. LA V = Value Units Figure 1I1Review | Constants A car carrying a 75-kg test dummy crashes into a wall at 34 m/s and is brought to rest in 0.10 s. Part A What is the magnitude of the average force exerted by the seat belt on the dummy? Express your answer to two significant figures and include the appropriate units. ? F = Value N Submit Request AnswerReview | Constants Momentum = mv Part A What is the momentum of a 46-kg carton that slides at 5.0 m/s across an icy surface? Express your answer to two significant figures and include the appropriate units. HA Value kg . m / s Submit Request AnswerI Review | Constants An ostrich egg of mass m is tossed at a speed 17 Express your answer in terms of the variables m, 1:, and t. into a sagging bed sheet and is brought to rest in a time t. Imp-no? F = mvt Previous Answers Quest Answer X Incorrect; Try Again; One attempt remaining 7 PartB If the mass of the egg is 0.50 kg , its initial speed is 1.9 m/s , and the time to stop is 0.20 s, find the average force on the egg. Express your answer to two significant figures and include the appropriate units. E \"A '5 0 C) ? F= Value Units Muest Answer Review | Constants Impulse = change in momentum: Ft = Amv Part A How much impulse stops a 40-kg carton sliding at 3.2 m/s when it meets a rough surface? Express your answer to two significant figures and include the appropriate units. ? J = 130 Ns Submit Previous Answers Request AnswerI Review | Constants Two automobiles, each of mass 1300 kg , are moving at the same speed, 22 m/s . when they collide and stick together. v Part A In what direction and at what speed does the wreckage move it one car was driving north and one south. 0 The wreckage after collision is motionless. O The wreckage after collision is moving at the speed 22 m/s to the south. 0 The wreckage after collision is moving at the speed 11 m/s to the north. Figure O The wreckage after collision is moving at the speed 22 m/s to the north. 0 The wreckage after collision is moving at the speed 11 111/ s to the south. Muest Answer 7 PartB In what direction does the wreckage move it one car was driving north and one east (as shown in the following figure)?(gure 1) l l Review | Constants Two automobiles, each of mass 1300 kg , are moving at the same speed, 22 m/s , when they collide and stick In what direction does the wreckage move if one car was driving north and one east (as shown in the following figure)?(Figure 1) together. O to the south O to the north O to the northeast O to the northwest O to the west O to the east Figure