You throw a 19.6-N rock vertically into the air from ground level. You observe that when it is 10.0m above the ground, it is traveling at 20.0 m/s upward. What is the rock's initial speed as it left the ground? ()32.4 m/s 14.0 m/s O 24.4 m/s 30.4 m/s

You throw a 19.6-N rock vertically into the air from ground level. You observe that when it is 10.0m above the ground, it is traveling at 20.0 m/s upward. What is the rock's initial speed as it left the ground? ()32.4 m/s 14.0 m/s O 24.4 m/s 30.4 m/s

Physics for Scientists and Engineers, Technology Update (No access codes included)

9th Edition

ISBN:9781305116399

Author:Raymond A. Serway, John W. Jewett

Publisher:Raymond A. Serway, John W. Jewett

Chapter2: Motion In One Dimension

Section: Chapter Questions

Problem 2.6OQ: An arrow is shot straight up in the air at an initial speed of 15.0 m/s. After how much time is the...

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Concept explainers

Distance and Speed

The speed, distance and time relation forms the basis of study of motion. You will need these concepts in the study of Mechanics. This concept is applicable for students who are studying the following courses –

Question

You throw a 19.6-N rock vertically into the air from ground level. You observe that
when it is 10.0 m above the ground, it is traveling at 20.0 m/s upward. What is the
rock's initial speed as it left the ground?
32.4 m/s
O 14.0 m/s
24.4 m/s
30.4 m/s
O 17.3 m/s

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