As a ball falls, consider one force to be the pull of the earth on the ball. What is the pair to this force? the pull of the ball on the earth? non-existant in this case. air resistance acting against the ball. or none of the above.

What would people living along the coast in south florida do if there was a hurricane warning? move to locations away from the water flock along coasts to watch the natural phenomenon buy instruments to predict the exact location of the hurricane measure water levels to know the exact time of the hurricane