Starting from rest, Superman flies upward with an acceleration of 125 m/s over 21 meters vhen he is exposed to kryptonite (after which his powers cease functioning, and he's only nder the influence of gravity.) (a) How fast was Superman flying when he was exposed to kryptonite? (b) How high did Superman get before he began falling? (c) How much time elapses between when Superman reaches his highest point and when he hits the ground? (d) How fast was Superman going when he hit the ground?
Starting from rest, Superman flies upward with an acceleration of 125 m/s over 21 meters vhen he is exposed to kryptonite (after which his powers cease functioning, and he's only nder the influence of gravity.) (a) How fast was Superman flying when he was exposed to kryptonite? (b) How high did Superman get before he began falling? (c) How much time elapses between when Superman reaches his highest point and when he hits the ground? (d) How fast was Superman going when he hit the ground?
Glencoe Physics: Principles and Problems, Student Edition
1st Edition
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Paul W. Zitzewitz
Chapter6: Motion In Two Dimensions
Section6.3: Relative Velocity
Problem 27PP
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