A car is traveling north at 8 m/s. after 12 s its velocity is 32 m/s in the same direction. find the magnitude and direction of the cars average acceleration.

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.