Mar 10, 2007 · Velocity is a vector, so it has direction. Speed is the magnitude of velocity-- it doesn't have direction. For example, if my velocity is -5 mph, I am traveling backwards with …

Jul 9, 2021 · Though average speed over a finite interval of time is greater or equal to the magnitude of the average velocity, Instantaneous speed at an instant is equal to the …

May 22, 2003 · A clear use of speed rather than velocity is to calculate the forces and power involved with a car traveling at a certain speed with respect to the earth. This is independent to …

Sep 19, 2004 · The discussion clarifies the difference between speed and velocity, emphasizing that speed is a scalar quantity representing distance over time, while velocity is a vector that …

Apr 25, 2009 · Is there a difference between "mean speed " and "average speed"? Is there a difference between mean speed and average speed? The words "mean" and "average" seem …

Jul 11, 2025 · Hello! I have difficulty in understanding an instantaneous velocity. Some books say that average velocity more and more approximate instantaneous velocity if time interval …

Oct 18, 2006 · The discussion clarifies the distinction between speed and velocity, emphasizing that speed is a scalar quantity while velocity is a vector. It presents a problem involving a …

Oct 31, 2022 · hello, I read in a lecture paper about fluid mechanics that velocity is not related to viscosity, i found this odd and i think it is an error , can someone...

Jun 22, 2023 · The discussion centers on the distinction between speed and velocity in a problem involving constant acceleration. Participants argue that the problem primarily asks for speed, …

Jan 17, 2012 · Vinyl records, RPMs, and velocity. How does it work? WaterAndSand Jan 17, 2012 Velocity Work Click For Summary