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their average speed is greater than their average velocity.

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Evan Carter

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2y ago
This answer is:
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Cecile Heidenreich

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awesome, thanks
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Danika Abbott

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I think this is the right answer.
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14y ago

Their average speed is greater than their average velocity

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Q: Jake and Brenda drove at a speed of 30 mph for 1 hour Then they turned around and drove 45 mph until they were back where they started What is true about their average speed and average velocity?
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Jake and Brenda drove at a speed of 30 mph for 1 hour. Then they turned around and drove 45 mph until they were back where they started. What is true about their average speed and average velocity?

Their average speed is the harmonic mean of 30 and 45 while their average velocity is zero.


Can the average velocity of a particle be zero but not its average speed?

Yes, since velocity is speed and direction its average can be zero. For example say a plane flies from point A to point B at 300 mph and turns around to go from B to A at 300 mph; its average velocity is 0 since it is in the same spot as it started ( the velocity vectors cancel) but its average speed is 300 mph.


Mike ran ten laps around his schools 14 mile track in 15 minutes. What was his average velocity in miles per hour?

His velocity was zero - since he's back to where he started. (Try to substitute speed where appropriate.)


When Mike ran ten laps around his school's 14 mile track in 15 minutes. what was his average velocity in miles per hour?

His velocity was zero - since he's back to where he started. (Try to substitute speed where appropriate.)


Mike ran ten laps around his school's 14 mile track in 15 minutes. What was his average velocity in miles per hour?

His velocity was zero - since he's back to where he started. (Try to substitute speed where appropriate.)


What is planetary velocity?

Orbital velocity is the average velocity (or speed) of a planet as it orbits around the sun. It is usually expressed as km/s or mph.


What is the name of the condition when the average velocity of atmospheric molecules around you is not zero?

Wind


Which describes average velocity of a uniclycle going around in circles?

Every time the unicycle returns to its starting point, the average velocity equals zero. The total displacement divided by the time.


Can the average velocity of a moving body be zero. state example?

Yes, if, for example, a car races around a circuit, its total displacement is zero and so its velocity, at the end of every lap, is zero.


Mike ran ten laps around his schools 14 mile track in 15 minutes what was his averag velocity in miles per hour?

His velocity was zero - since he's back to where he started. (Try to substitute speed where appropriate.)


Did Brenda Lee attend Sacred Heart School in downtown Atlanta around 1950?

I attended Sacred Heart around that time. I remember a tiny girl with a big voice who was (I think) named Brenda Lee. I was just wondering if the Atlanta Brenda Lee that I knew is the same as the famous singer, Brenda Lee.


What is the difference between orbital velocity and angular velocity?

Orbital Velocity is calculated in m/s where as angular velocity is calculated in rad/s.. Answer is very clear.. angular velocity is calculated when body is rotating around a axis and a reference point is needed to calculate it.. where as orbital velocity is calculated when body is moving around a bado in circular path, nt around itself... e.g. Earth rotates around so it have angular velocity .. it also rotates around sun in orbit so it has Orbital velocity also :)