```from random import * from math import * rate_of_change = round(sqrt(randint(1,100)),1)*(-1)**randint(-5,5) initial_x = round(sqrt(randint(1,100)),1) initial_t = randint(-2,10) delta_t = 0.5 current_t = initial_t current_x = initial_x def get_float(message): answer = '' while(not type(answer) == float): answer = '' try: answer = float(raw_input(message)) except ValueError: print 'Please enter a decimal answer.' print "\n" return answer for i in range(10): print "Time: %0.2f seconds, Position: %0.2f meters"%(current_t, current_x) current_t = current_t + delta_t current_x = current_x + rate_of_change*delta_t predict_t = current_t + randint(1,6)*delta_t answer_accepted = False answer = '' print "What will the position be at t = %0.2f seconds?"%(predict_t) predict_x = (predict_t - current_t)*rate_of_change + current_x answer = get_float('Enter your answer: ') if(abs(answer-predict_x)<0.05): print "Nice job, you predicted correctly!" else: print "I'm sorry, your prediction was not correct. The correct answer is %0.2f meters."%(predict_x) ```