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Velocity is speed and its direction. The units of velocity are any unit of speed and any means of indicating a direction.
Speed is the magnitude of velocity, with units of distance divided by time. An important distinction is that speed is a scalar and velocity is a vector. Consequently, speed (unlike velocity) does not have a direction.
The difference between an object's speed and an object's velocity is that the object's speed is how fast it is going, and the object's velocity is how many units of speed the object has traveled.
For a start, acceleration doesn't even have the same units as velocity: acceleration is a velocity divided by time, so while speed or velocity have units of [distance]/[time], acceleration has units of [distance]/[time squared]
No, it isn't possible. Velocity specifies both speed and direction; if velocity doesn't change, that means that neither the speed nor the direction change.
Velocity is speed and its direction. The units of velocity are any unit of speed and any means of indicating a direction.
Velocity is speed, plus an indication of direction. To indicate a velocity, you can indicate a speed (this will logically use units of speed), and a direction.
No, not at all possible. But constant speed with changing velocity is possible.
Speed is the magnitude of velocity, with units of distance divided by time. An important distinction is that speed is a scalar and velocity is a vector. Consequently, speed (unlike velocity) does not have a direction.
No because velocity defined as speed in a given direction so if speed is 0 then velocity must also be 0
The units are the same (metres per second) except that the velocity also has the direction of motion associated with it.
The difference between an object's speed and an object's velocity is that the object's speed is how fast it is going, and the object's velocity is how many units of speed the object has traveled.
For a start, acceleration doesn't even have the same units as velocity: acceleration is a velocity divided by time, so while speed or velocity have units of [distance]/[time], acceleration has units of [distance]/[time squared]
Negative speed isn't possible, but negative velocity is.
No, it isn't possible. Velocity specifies both speed and direction; if velocity doesn't change, that means that neither the speed nor the direction change.
Velocity is a vector quantity. That means it has direction and magnitude. Speed is a scalar quantity, it only has magnitude. It is possible to have constant speed and constant velocity but it is also possible to have constant speed but changing velocity if the object is changing direction.
yes