a car with a mass of 1000 kg runs into a parked truck with a mass of 10000 kg. if the car has been accelerating at a rate of 2/s/s, after the crash, what would the acceleration of the truck be

Chameleons catch insects with their tongues, which they can rapidly extend to great lengths. in a typical strike, the chameleon's tongue accelerates at a remarkable 220 m/s2 for 20 ms, then travels at constant speed for another 30 ms.