Question

An object is in motion when
a.
you observe the object move.
b.
the object’s speed increases.
c.
the object’s displacement is greater than the distance traveled.
d.
the object changes position relative to a stationary reference point.

Answer 1

objects are always in motion unless they are at -273C

Answer 2

b is true when the object is accelerating.

it should be "the object changes position relative to a stationary reference point"