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3a) A set of keys is dropped from a third story window that is 35.0 meters off the ground. How much time does it take to hit the ground. Ignore air resistance.

3a) A set of keys is dropped from a third story window that is 35.0 meters off the ground. How much time does it take to hit the ground. Ignore air resistance.

College Physics
College Physics
11th Edition
ISBN:9781305952300
Author:Raymond A. Serway, Chris Vuille
Publisher:Raymond A. Serway, Chris Vuille
Chapter1: Units, Trigonometry. And Vectors
Section: Chapter Questions
Problem 1CQ: Estimate the order of magnitude of the length, in meters, of each of the following; (a) a mouse, (b)...
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Home Work 3a) A set of keys is dropped from a third story window that is 35.0 meters off the ground. How much time does it take to hit the ground. Ignore air resistance. 3b) An arrow is shot straight upwards with an initial velocity of 12.0 m/s from an initial high of 0 meters. What will be the peak height of the arrow? Ignore air resistance. 3c) A spring activated popup toy pops straight upwards from a table top with a speed of 6.25 m/s. How many seconds will it remain in the air before it lands back on the table?
Transcribed Image Text:Home Work 3a) A set of keys is dropped from a third story window that is 35.0 meters off the ground. How much time does it take to hit the ground. Ignore air resistance. 3b) An arrow is shot straight upwards with an initial velocity of 12.0 m/s from an initial high of 0 meters. What will be the peak height of the arrow? Ignore air resistance. 3c) A spring activated popup toy pops straight upwards from a table top with a speed of 6.25 m/s. How many seconds will it remain in the air before it lands back on the table?
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