A racing car reaches a speed of 42 m/s. It then begins a uniform negative acceleration, using its parachute and breaking system, and comes to rest 120 m later. Find the time
it takes for the car to come to rest.

12000j is work done

temp rises, and expansion

technology is the application of the knowledge gained by science.

part 1: which substance has a higher solubility?

a

smallest amount left undissolved atall temps in table shown most has dissolved high sol'by