question_subject:
Science
question_exam:
CAPF
stats:
0,3,4,2,1,1,3
keywords:
{'average velocity': [0, 0, 2, 2], 'average speed': [0, 2, 4, 2], 'circular path': [0, 0, 1, 2], 'ratio': [1, 0, 1, 12], 'circumference': [0, 0, 4, 0], 'distance': [0, 3, 3, 3]}