Question

if the acceleration of an object is zero at some instant in time what can be said about its velocity at that time?

Answer 1

The velocity is constant. because if a<0 then v is decreasing.

Answer 2

a. it is zero
b. it is positive
c.unable to determine
d. it is negative
e. it is not changing at that time

Answer 3

e, not changing at that time, because it is constant.

Answer 4

thanks!

Answer 5

ur welcome :) glad i could help

Answer 6

my teacher sucks at teaching so this is the only way i can learn :(