The accommodation limits for a nearsighted person's eyes are 20.0 cm and 60.0 cm. That is, this person's unaided eye has a near point of 20.0 cm and a far point of 60.0 cm. When this person wears his glasses, he can see faraway objects clearly. What is the closest distance at which he can see objects clearly when wearing his glasses

Agroup of students were investigating the force of gravity. they began by dropping a foam ball from a height of 3 meters into a bucket of sand. the ball hit the sand in 0.306 seconds. they dropped additional balls of approximately the same diameter, but of different masses. here is the data they collected. based on this experiment and the collected data, what would their conclusion be?