Education and career focused opportunity that introduces students to the link between classes in careers is called a(n)

Igot a 80% on my final to os ya take these points in return

Ateacher attaches a ball to a meter long string and whirls it around in a horizontal circle at constant speed. the teacher explains that the string is what makes the ball go in a circle. why is the string necessary? a) the string is needed to apply a torque to the ball. b) the string is needed to push on the ball to get it up to speed. c) circle motion requires an inertia which is provided by the string. d) circle motion requires a force to give it a centripetal acceleratio

If there's any college students out there can you tell me if algebra is really important in college