Jayleen has a mass of 35 kg and is riding her bike and experiences a 62 N force as shown. What is the expected magnitude of acceleration for Jayleen? 1.8 m/s²
2170 m/s²
343 m/s²
0 m/s²

Consider a system to be two train cars traveling toward each other. what is the total momentum of the system before the train cars collide?   kg • what must the total momentum of the system be after the train cars collide?   kg •