id	keyword
hom-30	coriolis
hom-30	force
hom-30	motion
hom-30	earth
hom-30	effect
hom-30	rotation
hom-30	deflection
hom-30	der
hom-30	coriolis force
hom-30	coriolis effect
hom-30	phys
hom-30	amer
hom-30	ferrel
hom-30	sur
hom-30	fig
hom-30	meteorology
hom-30	hadley
hom-30	des
hom-30	history
hom-30	body
hom-30	acceleration