8. A 8.8-kg mass is moving to the right with a speed of 20 m/s. It collides head on with a stationary 9 kg mass. After t

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8 A 8 8 Kg Mass Is Moving To The Right With A Speed Of 20 M S It Collides Head On With A Stationary 9 Kg Mass After T 1 (23.76 KiB) Viewed 9 times

8. A 8.8-kg mass is moving to the right with a speed of 20 m/s. It collides head on with a stationary 9 kg mass. After the collision the 9 kg mass moves to the right with a speed of 12.0 m/s. What is the final speed of the 8.8 kg mass? А 7.73 m/s B С D E 4.21 m/s 5.00 m/s 5.88 m/s 5.52 m/s 9. An 80 kg mass initially moving at 10 m/s has its speed increased to 26 m/s by an external force If it travels 64 m what is the magnitude of the force? D А 302.2 N B 247.7 N IC 149.3 N E 360.0 N 196.7 N