lecture_03

# Objectscanhaveaposinveorneganveaverageor

This preview shows page 1. Sign up to view the full content.

This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: m Note: displacement can be posiNve or negaNve, but distance traveled is always posiNve. 1/17/2014 PHYS‐2010 13 Speed and Velocity Speed = how far an object travels divided by the elapsed Nme of travel. + + s ≥0 Velocity includes direcNonal informaNon: Δx Δt v 1/17/2014 > =0 < Velocity includes speed and direcNon PHYS‐2010 14 Instantaneous and Average Velocity The instantaneous velocity is the average velocity, in the limit as the Nme interval becomes inﬁnitesimally short. Objects can have a posiNve or negaNve average or instantaneous velocity: 1/17/2014 But, speed s = |v| sA = sB PHYS‐2010 15 Clicker Ques;on Room Frequency BA A student starts in Boulder, drives to Denver 50 km away in 1 hr, stays in Denver for 1 hr, then speeds back to Boulder in 30 minutes. Wha...
View Full Document

{[ snackBarMessage ]}

### What students are saying

• As a current student on this bumpy collegiate pathway, I stumbled upon Course Hero, where I can find study resources for nearly all my courses, get online help from tutors 24/7, and even share my old projects, papers, and lecture notes with other students.

Kiran Temple University Fox School of Business ‘17, Course Hero Intern

• I cannot even describe how much Course Hero helped me this summer. It’s truly become something I can always rely on and help me. In the end, I was not only able to survive summer classes, but I was able to thrive thanks to Course Hero.

Dana University of Pennsylvania ‘17, Course Hero Intern

• The ability to access any university’s resources through Course Hero proved invaluable in my case. I was behind on Tulane coursework and actually used UCLA’s materials to help me move forward and get everything together on time.

Jill Tulane University ‘16, Course Hero Intern