Question

kinetic energy of colliding planetsmials ​

Answer 1

Answer:

kk

Explanation:

Acar running at 72 kilometre per hour is slow down to 18 kilometre per hour by the application of brakes over a distance of 20 metres column1 a initial velocity of the car in metre per second b total time in which car stops in ssc total distance covered by it before coming to rest in metres didi deceleration of the car in metre per second square column to p22 1.68 2.13 s 9.37​