A 0.14 kg pinecone falls 18 m to the ground, where it lands with a speed of 13 m/s. Part A How much work was done on the pinecone by air resistance? Express your answer using two significant figures. ? W = J Submit Request Answer Part B What was the average force of air resistance exerted on the pinecone? Express your answer using two significant figures. ? |F| =
A 0.14 kg pinecone falls 18 m to the ground, where it lands with a speed of 13 m/s. Part A How much work was done on the pinecone by air resistance? Express your answer using two significant figures. ? W = J Submit Request Answer Part B What was the average force of air resistance exerted on the pinecone? Express your answer using two significant figures. ? |F| =
University Physics Volume 1
18th Edition
ISBN:9781938168277
Author:William Moebs, Samuel J. Ling, Jeff Sanny
Publisher:William Moebs, Samuel J. Ling, Jeff Sanny
Chapter7: Work And Kinetic Energy
Section: Chapter Questions
Problem 7CQ: As a young man, Tarzan climbed up a vine to reach his tree house. As he got older, he decided to...
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