What is instantaneous acceleration?

A. how fast a speed is changing at a specific instant

B. how fast a velocity is changing at a specific instant

C. how fast a direction is changing at a specific instant

D. all of the above

Question

What is instantaneous acceleration?



 
A. how fast a speed is changing at a specific instant 
 
 
B. how fast a velocity is changing at a specific instant 
 
 
C. how fast a direction is changing at a specific instant 
 
 
D. all of the above

flashp · Answer

The answer is B

flashp · Answer

100% sure

flashp · Answer

Toss me a medal and a fan so I can help out with more

fretje · Answer

from http://physics.info/acceleration/ "Instantaneous acceleration is then the limit of average acceleration as the time interval approaches zero — or alternatively, acceleration is the derivative of velocity."