Subject	centripetal force
Predicate	keep planets in
Object	orbit
Modality	Modality Occurrences
Polarity	POSITIVE
Plausibility	0.7546
Neighborhood Sigma	0.7689
Local Sigma	0.7746
Example Sentences	Sentence Occurrences Source centripetal forces keep planets in orbit 4 Google Autocomplete centripetal force keep planets in orbit 4 Google Autocomplete