ACTIVITY 3: PROBLEM SOLVING Directions: Solve the following problems. Express your final answers in two decimal places. 1. A long jumper leaves the ground at an angle of 30° to the horizontal and at a speed of 6 m/s. How far does he jump? 2. Gabriel claims that he can throw a dart at a dartboard from a distance of 2.0 m and hit the 5.0-cm wide bull's eye if he throws the dart horizontally with a speed of 20 m/s. He starts the throw at the same height as the top of the bull's eye. Will Gabriel hit the bull's eye? 3. You throw a ball with a horizontal component of velocity of 25 m/s. It takes 3.0 s to come back to its original height. Calculate (a) its horizontal range, (b) its initial vertical component of velocity and (c) its initial angle of projection.
ACTIVITY 3: PROBLEM SOLVING Directions: Solve the following problems. Express your final answers in two decimal places. 1. A long jumper leaves the ground at an angle of 30° to the horizontal and at a speed of 6 m/s. How far does he jump? 2. Gabriel claims that he can throw a dart at a dartboard from a distance of 2.0 m and hit the 5.0-cm wide bull's eye if he throws the dart horizontally with a speed of 20 m/s. He starts the throw at the same height as the top of the bull's eye. Will Gabriel hit the bull's eye? 3. You throw a ball with a horizontal component of velocity of 25 m/s. It takes 3.0 s to come back to its original height. Calculate (a) its horizontal range, (b) its initial vertical component of velocity and (c) its initial angle of projection.
Glencoe Physics: Principles and Problems, Student Edition
1st Edition
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Paul W. Zitzewitz
Chapter6: Motion In Two Dimensions
Section: Chapter Questions
Problem 94A
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