PROBLEM 10 A Man driving a Car at 72km/h towards the traffic light, when he is 150m from the traffic light, the light turns yellow. He quickly accelerates at 3ms-2. But after 4s, he decides that he can't make the light in time and suddenly applied brakes. He decelerates uniformly, coming to a stop at the light. Determine his deceleration?​

f=ma a/f/m a= 480/60 a = 8m/s/s that is quick wow

a.metals can become magnetic if they have many spinning electrons that create magnetic fields.d.only some metals are attracted by magnets; these metals are called ferromagnetic.

d.wrapping an insulated wire around a metal with ferromagnetic properties and applying an electric current.

measure their densities same density, same sub