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Ch1 HW3 Spring 2008

# Ch1 HW3 Spring 2008 - Ch1 HW3 Spring 2008 10:20 AM Web...

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4/25/08 10:20 AM Ch1 HW3 Spring 2008 Page 1 of 4 http://www.webassign.net/[email protected]/[email protected] Ch1 HW3 Spring 2008 (Homework) KRISTIN SEILOFF PHYS 2211 M & N Spring 08, section N05, Spring 2008 Instructor: Jennifer Curtis Description Relativistic and non-relativistic momentum; Change in Momentum. Reading : 1.8-2.2 Instructions Answer all questions carefully before submitting the assignment, then correct any errors that are reported. You can make 5 submissions. Web Assign Current Score: 26 out of 26 Due: Wednesday, January 16, 200808:35 AM EST 1. 1/1 points A good sprinter can run 100 meters in 10 seconds (a speed of 10 m/s). What is the magnitude of the momentum of a sprinter whose mass is 51 kg and who is running at a speed of 10 m/s? = 510 510 kg·m/s 2. 1/1 points A baseball has a mass of about 155 g. What is the magnitude of the momentum of a baseball thrown at a speed of 99 miles per hour? (Note that you need to convert mass to kilograms and speed to meters/second. A mile is 1.6 kilometers or 1600 meters.) = 6.82 6.82 kg·m/s 3. 6/6 points

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Ch1 HW3 Spring 2008 - Ch1 HW3 Spring 2008 10:20 AM Web...

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