Lecture 4

Lecture 4 - Physics 110 - Lesson 4 Problem Set 1 due today...

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Physics 110 - Lesson 4 Problem Set 1 due today Problem Set 2 handed out today and due next Wednesday Discussion session: Tuesdays 7 – 9 PM in YK220-001 (York St 220 - Room 001)
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Physics 110 - Lesson 4 Problem Set 1 due today Problem Set 2 handed out today and due next Wednesday Discussion session: Tuesdays 7 – 9 PM in YK220-001 (York St 220 - Room 001) Email Requests and Questions about Class to all below!! Christine Nattrass – christine.nattrass@yale.edu Matt Phillips – matthew.phillips@yale.edu Ed Fung - edward.fung@yale.edu me – john.harris@yale.edu Today’s Lesson : Concept Questions – Projectile Motion revisited Chapter 4 – Forces and Motion Applications… How does a magician pull a table cloth out from under a plate? Why is it difficult to stop a car in the winter? How fast does rain fall?
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Inertial Frames Projectile Motion - Revisited Independence of vertical and horizontal motions Falling Object Projectile “Motion” v horizontal = constant “Rest” v horizontal = 0 1) Vertical motion determines the time in the air: d v = 1/2 a v t 2 t 2 = 2 d v / a v 2) Horizontal velocity and time in the air determine the horizontal distance: d h = v h t
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A battleship simultaneously fires two shells at enemy ships. If the shells follow the parabolic trajectories shown, which ship gets hit first? Concept Question 1. A 2. B 3. both at same time 4. need more information 12345 4% 56% 0% 40%
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A person standing at the edge of a cliff throws one ball straight up and another ball straight down at the same initial speed. Neglecting air resistance, the ball to hit the
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This note was uploaded on 04/07/2008 for the course PHYS 110 taught by Professor Johnharris during the Spring '08 term at Yale.

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Lecture 4 - Physics 110 - Lesson 4 Problem Set 1 due today...

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