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Acceleration is scientifically defined as a change in velocity, not an increase in speed. Thus slowing down, speeding up, or changing direction are all forms of accelerating. If one is moving at a constant speed, then the only way to accelerate would be to change direction.

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Q: What must cause acceleration when a car is moving a constant speed and why?
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For a car moving around a circular track at a constant speed the acceleration is?

constant speed=0 acceleration Acceleration is the change in speed. If the speed doesn't change(ie constant) the acceleration is zero.


What is difference between an object moving with uniform acceleration and an object moving with a constant velocity?

A motion with a constant speed will always be moving the same speed A motion with a constant acceleration will constantly be gaining speed, and does not remain moving at the same speed.


What is the acceleration of a car moving at a speed of 50mph?

If the speed is constant at 50 mph, then the acceleration is 0.


Examples of constant speed but changing acceleration?

A body moving with constant speed in a circular path has acceleration changing at every point.


What is the difference between speed and acceleration in phisycs?

Speed - is something moving at a constant rate. Acceleration is an increase of the rate an object is moving.


What would the acceleration of a turtle that is moving with a constant velocity of 0.25 miles per second to the right?

The acceleration would be zero because the turtle is moving at a constant speed


If an object is moving in a circle with a constant speed Its acceleration is constant in what?

It is constant in magnitude. It is changing in direction.


Can it be possible that a particle have constant speed must have zero acceleration?

It's possible, but not necessary, that a particle moving with constant speedhas zero acceleration. In order for acceleration to be zero, it's also necessarythat the particle be moving in a straight line.An object moving with constant speed around a curve has acceleration."Acceleration" does not mean "speeding up".


What will be acceleration of a car moving in a circular motion with constant speed.?

If body is moving in a circle with uniform or constant speed its acceleration will be uniform as velocity i.e. to say direction is changing at every point.


What would be the acceleration of a turtle that is moving with a constant velocity of 0.191 meters per second to the right?

If he is moving at a constant speed and not changing direction, then acceleration is zero.


Moving at constant velocity is also moving with constant speed?

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Can an object be moving if acceleration is zero?

Yes. Acceleration is defined as a change of speed and/or direction of motion. If the speed and direction of motion are constant, then there is no acceleration.